Area code 301 is in Maryland, USA , spanning 11 counties and serving 180 cities, including Germantown, Frederick or Silver Spring; it currently uses 784 prefixes, assigned from 301-200-XXXX through 301-998-XXXX.
In service since January 01, 1947, area code 301 is the parent Numbering Plan Area in overlay complex 301/240/227.
The current local time is .
NPANXX | Area Served1 | Date2 |
---|---|---|
301-200 | Indian Head | 2/24/2011 |
301-201 | Washington Zone 10 | 11/7/2022 |
301-202 | Washington Zone 2 | 12/19/2008 |
301-203 | Washington Zone 6 | N/A |
301-204 | Washington Zone 2 | N/A |
301-205 | Washington Zone 14 | N/A |
301-206 | Washington Zone 13 | N/A |
301-207 | Washington Zone 13 | N/A |
301-208 | Gaithersburg | N/A |
301-209 | Washington Zone 4 | N/A |
301-210 | Laurel | N/A |
301-212 | Washington Zone 10 | N/A |
301-213 | Washington Zone 3 | N/A |
301-214 | Washington Zone 2 | N/A |
301-215 | Washington Zone 2 | N/A |
301-216 | Gaithersburg | N/A |
301-217 | Washington Zone 10 | N/A |
301-218 | Washington Zone 14 | N/A |
301-219 | Washington Zone 2 | N/A |
301-220 | Washington Zone 13 | N/A |
301-221 | Washington Zone 2 | N/A |
301-222 | Washington Zone 2 | N/A |
301-223 | Williamsport | N/A |
301-224 | Washington Zone 2 | N/A |
301-225 | Washington Zone 14 | 5/21/2009 |
301-226 | Washington Zone 4 | N/A |
301-227 | Washington Zone 2 | N/A |
301-228 | Frederick | N/A |
301-229 | Washington Zone 2 | N/A |
301-230 | Washington Zone 11 | N/A |
301-231 | Washington Zone 11 | N/A |
301-232 | Ashton | N/A |
301-233 | Washington Zone 3 | N/A |
301-234 | Washington Zone 16 | N/A |
301-235 | Washington Zone 16 | N/A |
301-236 | Washington Zone 12 | N/A |
301-237 | Washington Zone 3 | N/A |
301-238 | Washington Zone 16 | N/A |
301-239 | Washington Zone 4 | N/A |
301-240 | Washington Zone 10 | N/A |
301-241 | Highfield | N/A |
301-242 | Brandywine | N/A |
301-243 | Washington Zone 2 | 7/20/2006 |
301-244 | Washington Zone 3 | N/A |
301-245 | Bittinger | N/A |
301-246 | Nanjemoy | N/A |
301-247 | Leonardtown | N/A |
301-248 | Washington Zone 6 | N/A |
301-249 | Washington Zone 14 | N/A |
301-250 | Gaithersburg | N/A |
301-251 | Washington Zone 10 | N/A |
301-252 | Gaithersburg | N/A |
301-253 | Damascus | N/A |
301-254 | Washington Zone 3 | N/A |
301-255 | Washington Zone 11 | N/A |
301-256 | Laurel | N/A |
301-257 | Washington Zone 3 | N/A |
301-258 | Washington Zone 10 | N/A |
301-259 | Tompkinsville | N/A |
301-260 | Ashton | N/A |
301-261 | Washington Zone 14 | N/A |
301-262 | Washington Zone 14 | N/A |
301-263 | Washington Zone 2 | N/A |
301-264 | Mt Savage | N/A |
301-265 | Washington Zone 6 | N/A |
301-266 | Waldorf | N/A |
301-267 | Washington Zone 3 | 10/4/2011 |
301-268 | Cumberland | N/A |
301-269 | Washington Zone 2 | 11/11/2014 |
301-270 | Washington Zone 3 | N/A |
301-271 | Thurmont | N/A |
301-272 | Washington Zone 2 | N/A |
301-273 | Washington Zone 3 | N/A |
301-274 | Hughesville | N/A |
301-275 | Washington Zone 2 | N/A |
301-276 | Washington Zone 4 | N/A |
301-277 | Washington Zone 4 | N/A |
301-278 | Washington Zone 5 | N/A |
301-279 | Washington Zone 10 | N/A |
301-280 | Washington Zone 2 | N/A |
301-281 | Washington Zone 6 | N/A |
301-282 | Washington Zone 12 | N/A |
301-283 | Washington Zone 6 | N/A |
301-284 | Washington Zone 10 | N/A |
301-285 | Washington Zone 3 | N/A |
301-286 | Washington Zone 13 | N/A |
301-287 | Washington Zone 11 | N/A |
301-288 | Washington Zone 12 | N/A |
301-289 | Washington Zone 13 | N/A |
301-290 | Mechanicsville | N/A |
301-291 | Washington Zone 14 | N/A |
301-292 | Washington Zone 6 | N/A |
301-293 | Myersville | N/A |
301-294 | Washington Zone 10 | N/A |
301-295 | Washington Zone 2 | N/A |
301-296 | Washington Zone 10 | N/A |
301-297 | Washington Zone 16 | N/A |
301-298 | Washington Zone 15 | N/A |
301-299 | Washington Zone 10 | N/A |
NPANXX | Area Served1 | Date2 |
---|---|---|
301-300 | Washington Zone 2 | 3/30/2007 |
301-301 | Gaithersburg | 8/30/2022 |
301-302 | Hagerstown | 10/5/2004 |
301-303 | Washington Zone 13 | N/A |
301-304 | Walkersville | 3/6/2007 |
301-305 | Frederick | N/A |
301-306 | Washington Zone 4 | N/A |
301-307 | Washington Zone 13 | N/A |
301-308 | Washington Zone 13 | N/A |
301-309 | Washington Zone 10 | N/A |
301-310 | Laurel | N/A |
301-312 | Washington Zone 2 | N/A |
301-313 | Washington Zone 13 | N/A |
301-314 | Washington Zone 4 | N/A |
301-315 | Washington Zone 10 | N/A |
301-316 | Washington Zone 5 | N/A |
301-317 | Laurel | N/A |
301-318 | Washington Zone 2 | N/A |
301-319 | Washington Zone 2 | N/A |
301-320 | Washington Zone 2 | N/A |
301-321 | Washington Zone 11 | N/A |
301-322 | Washington Zone 4 | N/A |
301-323 | Laurel | N/A |
301-324 | Washington Zone 5 | N/A |
301-325 | Washington Zone 3 | N/A |
301-326 | Washington Zone 3 | N/A |
301-327 | Washington Zone 15 | 3/9/2006 |
301-328 | Washington Zone 3 | 6/21/2006 |
301-329 | Ashton | N/A |
301-330 | Gaithersburg | N/A |
301-331 | Hagerstown | N/A |
301-332 | Washington Zone 3 | N/A |
301-333 | Washington Zone 5 | N/A |
301-334 | Oakland | N/A |
301-335 | Washington Zone 2 | N/A |
301-336 | Washington Zone 5 | N/A |
301-337 | Gaithersburg | N/A |
301-338 | Cumberland | 1/31/2006 |
301-339 | Washington Zone 10 | N/A |
301-340 | Washington Zone 10 | N/A |
301-341 | Washington Zone 4 | N/A |
301-342 | Lexington Park-Great Mills | N/A |
301-343 | Washington Zone 5 | N/A |
301-344 | Washington Zone 13 | N/A |
301-345 | Washington Zone 13 | N/A |
301-346 | Washington Zone 3 | N/A |
301-347 | Washington Zone 2 | N/A |
301-348 | Washington Zone 11 | N/A |
301-349 | Poolesville | N/A |
301-350 | Washington Zone 5 | N/A |
301-351 | Washington Zone 3 | N/A |
301-352 | Washington Zone 14 | N/A |
301-353 | Washington Zone 10 | N/A |
301-354 | Washington Zone 10 | N/A |
301-355 | Gaithersburg | 12/8/2005 |
301-356 | Laurel | N/A |
301-357 | Washington Zone 3 | 10/12/2006 |
301-358 | Washington Zone 15 | N/A |
301-359 | Westernport | N/A |
301-360 | Frederick | N/A |
301-361 | Washington Zone 4 | N/A |
301-362 | Laurel | N/A |
301-363 | Damascus | 8/16/2006 |
301-364 | Washington Zone 4 | N/A |
301-365 | Washington Zone 2 | N/A |
301-366 | Gaithersburg | N/A |
301-367 | Washington Zone 3 | N/A |
301-368 | Damascus | N/A |
301-369 | Washington Zone 13 | N/A |
301-370 | Gaithersburg | N/A |
301-371 | Middletown | N/A |
301-372 | Washington Zone 16 | N/A |
301-373 | Leonardtown | N/A |
301-374 | Waldorf | N/A |
301-375 | Indian Head | N/A |
301-376 | Laurel | N/A |
301-377 | Laurel | N/A |
301-378 | Frederick | 2/20/2007 |
301-379 | Washington Zone 3 | N/A |
301-380 | Washington Zone 2 | N/A |
301-381 | Washington Zone 2 | 7/15/2022 |
301-382 | Washington Zone 11 | N/A |
301-383 | Washington Zone 14 | N/A |
301-384 | Washington Zone 12 | N/A |
301-385 | Washington Zone 2 | N/A |
301-386 | Washington Zone 4 | N/A |
301-387 | Oakland | N/A |
301-388 | Washington Zone 12 | N/A |
301-389 | Washington Zone 13 | N/A |
301-390 | Washington Zone 14 | N/A |
301-391 | Damascus | N/A |
301-392 | La Plata | N/A |
301-393 | Hagerstown | N/A |
301-394 | Washington Zone 3 | N/A |
301-395 | Laurel | N/A |
301-396 | Waldorf | N/A |
301-397 | Washington Zone 13 | N/A |
301-398 | Washington Zone 10 | 10/9/2003 |
301-399 | Waldorf | N/A |
NPANXX | Area Served1 | Date2 |
---|---|---|
301-400 | Washington Zone 2 | 3/29/2010 |
301-401 | Frederick | N/A |
301-402 | Washington Zone 2 | N/A |
301-403 | Washington Zone 4 | N/A |
301-404 | Washington Zone 3 | N/A |
301-405 | Washington Zone 4 | N/A |
301-406 | Washington Zone 2 | N/A |
301-407 | Gaithersburg | N/A |
301-408 | Washington Zone 3 | N/A |
301-409 | Washington Zone 2 | 12/21/2021 |
301-410 | Washington Zone 6 | 5/5/2022 |
301-412 | Washington Zone 2 | N/A |
301-413 | Washington Zone 11 | N/A |
301-414 | Damascus | N/A |
301-415 | Washington Zone 3 | N/A |
301-416 | Myersville | N/A |
301-417 | Washington Zone 10 | N/A |
301-418 | Frederick | 11/20/2002 |
301-419 | Washington Zone 13 | N/A |
301-420 | Washington Zone 5 | N/A |
301-421 | Ashton | N/A |
301-422 | Washington Zone 4 | N/A |
301-423 | Washington Zone 5 | N/A |
301-424 | Washington Zone 10 | N/A |
301-425 | Washington Zone 13 | N/A |
301-426 | Washington Zone 13 | N/A |
301-427 | Washington Zone 3 | N/A |
301-428 | Washington Zone 10 | N/A |
301-429 | Washington Zone 4 | N/A |
301-430 | Washington Zone 14 | N/A |
301-431 | Washington Zone 3 | N/A |
301-432 | Keedysville | N/A |
301-433 | Washington Zone 5 | N/A |
301-434 | Washington Zone 3 | N/A |
301-435 | Washington Zone 2 | N/A |
301-436 | Washington Zone 4 | N/A |
301-437 | Washington Zone 3 | N/A |
301-438 | Washington Zone 12 | N/A |
301-439 | Washington Zone 3 | N/A |
301-440 | Washington Zone 5 | N/A |
301-441 | Washington Zone 13 | N/A |
301-442 | Washington Zone 3 | N/A |
301-443 | Washington Zone 11 | N/A |
301-444 | Washington Zone 10 | N/A |
301-445 | Washington Zone 3 | N/A |
301-446 | Washington Zone 13 | N/A |
301-447 | Emmitsburg | N/A |
301-448 | Washington Zone 3 | N/A |
301-449 | Washington Zone 5 | N/A |
301-450 | Washington Zone 3 | 7/15/2022 |
301-451 | Washington Zone 2 | N/A |
301-452 | Washington Zone 3 | N/A |
301-453 | Kitzmiller | N/A |
301-454 | Washington Zone 4 | N/A |
301-455 | Washington Zone 3 | N/A |
301-456 | Washington Zone 5 | N/A |
301-457 | Washington Zone 3 | N/A |
301-458 | Washington Zone 4 | N/A |
301-459 | Washington Zone 4 | N/A |
301-460 | Washington Zone 11 | N/A |
301-461 | Washington Zone 10 | N/A |
301-462 | Myersville | N/A |
301-463 | Lonaconing | N/A |
301-464 | Washington Zone 14 | N/A |
301-465 | Myersville | N/A |
301-466 | Washington Zone 3 | N/A |
301-467 | Washington Zone 3 | N/A |
301-468 | Washington Zone 11 | N/A |
301-469 | Washington Zone 2 | N/A |
301-470 | Washington Zone 14 | N/A |
301-471 | Frederick | N/A |
301-472 | Mechanicsville | N/A |
301-473 | Frederick | N/A |
301-474 | Washington Zone 13 | N/A |
301-475 | Leonardtown | N/A |
301-476 | Ashton | N/A |
301-477 | Washington Zone 13 | N/A |
301-478 | Flintstone | N/A |
301-479 | Washington Zone 13 | N/A |
301-480 | Washington Zone 2 | N/A |
301-481 | Leonardtown | N/A |
301-482 | Damascus | N/A |
301-483 | Laurel | N/A |
301-484 | Washington Zone 4 | N/A |
301-485 | Washington Zone 6 | N/A |
301-486 | Washington Zone 13 | N/A |
301-487 | Myersville | N/A |
301-488 | Washington Zone 13 | N/A |
301-489 | Washington Zone 13 | N/A |
301-490 | Laurel | N/A |
301-491 | Hagerstown | N/A |
301-492 | Washington Zone 2 | N/A |
301-493 | Washington Zone 2 | N/A |
301-494 | Washington Zone 15 | N/A |
301-495 | Washington Zone 3 | N/A |
301-496 | Washington Zone 2 | N/A |
301-497 | Laurel | N/A |
301-498 | Laurel | N/A |
301-499 | Washington Zone 5 | N/A |
NPANXX | Area Served1 | Date2 |
---|---|---|
301-500 | Washington Zone 2 | N/A |
301-501 | Oakland | N/A |
301-502 | Washington Zone 3 | N/A |
301-503 | Washington Zone 2 | N/A |
301-504 | Washington Zone 3 | N/A |
301-505 | Washington Zone 6 | N/A |
301-506 | Washington Zone 13 | N/A |
301-507 | Washington Zone 13 | N/A |
301-508 | Myersville | N/A |
301-509 | Washington Zone 3 | N/A |
301-510 | Washington Zone 13 | N/A |
301-512 | Washington Zone 3 | N/A |
301-513 | Washington Zone 13 | N/A |
301-514 | Frederick | N/A |
301-515 | Gaithersburg | N/A |
301-516 | Washington Zone 5 | N/A |
301-517 | Washington Zone 10 | N/A |
301-518 | Washington Zone 3 | N/A |
301-519 | Gaithersburg | N/A |
301-520 | Washington Zone 3 | N/A |
301-521 | Washington Zone 6 | N/A |
301-522 | Washington Zone 11 | N/A |
301-523 | Washington Zone 3 | N/A |
301-524 | Frederick | N/A |
301-525 | Gaithersburg | 10/16/2003 |
301-526 | Washington Zone 3 | N/A |
301-527 | Gaithersburg | N/A |
301-528 | Gaithersburg | N/A |
301-529 | Washington Zone 10 | N/A |
301-530 | Washington Zone 2 | N/A |
301-531 | Washington Zone 4 | N/A |
301-532 | Laurel | 2/20/2015 |
301-533 | Oakland | N/A |
301-534 | Indian Head | 11/15/2006 |
301-535 | Waldorf | N/A |
301-536 | Leonardtown | N/A |
301-537 | Washington Zone 3 | N/A |
301-538 | Washington Zone 2 | N/A |
301-539 | La Plata | N/A |
301-540 | Gaithersburg | N/A |
301-541 | Washington Zone 5 | N/A |
301-542 | Waldorf | N/A |
301-543 | Laurel | N/A |
301-544 | Washington Zone 10 | N/A |
301-545 | Washington Zone 10 | N/A |
301-546 | Washington Zone 4 | 4/7/2014 |
301-547 | Washington Zone 2 | N/A |
301-548 | Washington Zone 10 | N/A |
301-549 | Ashton | N/A |
301-550 | Washington Zone 10 | 7/26/2022 |
301-551 | Washington Zone 3 | N/A |
301-552 | Washington Zone 13 | N/A |
301-553 | Waldorf | N/A |
301-554 | Washington Zone 2 | N/A |
301-556 | Gaithersburg | N/A |
301-557 | Washington Zone 3 | 9/6/2011 |
301-558 | Washington Zone 13 | N/A |
301-559 | Washington Zone 4 | N/A |
301-560 | Washington Zone 4 | N/A |
301-561 | Washington Zone 3 | N/A |
301-562 | Washington Zone 3 | N/A |
301-563 | Washington Zone 3 | N/A |
301-564 | Washington Zone 2 | N/A |
301-565 | Washington Zone 3 | N/A |
301-566 | Washington Zone 13 | N/A |
301-567 | Washington Zone 6 | N/A |
301-568 | Washington Zone 5 | N/A |
301-569 | Gaithersburg | N/A |
301-570 | Ashton | N/A |
301-571 | Washington Zone 2 | N/A |
301-572 | Washington Zone 3 | N/A |
301-573 | Hagerstown | N/A |
301-574 | Washington Zone 15 | N/A |
301-575 | Laurel | N/A |
301-576 | Washington Zone 3 | N/A |
301-577 | Washington Zone 4 | N/A |
301-578 | Washington Zone 3 | N/A |
301-579 | Brandywine | N/A |
301-580 | Washington Zone 3 | N/A |
301-581 | Washington Zone 2 | N/A |
301-582 | Hagerstown | N/A |
301-583 | Washington Zone 4 | N/A |
301-584 | Washington Zone 12 | N/A |
301-585 | Washington Zone 3 | N/A |
301-586 | Washington Zone 3 | N/A |
301-587 | Washington Zone 3 | N/A |
301-588 | Washington Zone 3 | N/A |
301-589 | Washington Zone 3 | N/A |
301-590 | Washington Zone 10 | N/A |
301-591 | Gaithersburg | N/A |
301-592 | Washington Zone 3 | N/A |
301-593 | Washington Zone 3 | N/A |
301-594 | Washington Zone 2 | N/A |
301-595 | Washington Zone 13 | N/A |
301-596 | Laurel | N/A |
301-597 | Hancock | N/A |
301-598 | Washington Zone 12 | N/A |
301-599 | Washington Zone 5 | N/A |
NPANXX | Area Served1 | Date2 |
---|---|---|
301-600 | Frederick | 7/6/2006 |
301-601 | Washington Zone 10 | N/A |
301-602 | Washington Zone 3 | N/A |
301-603 | Washington Zone 11 | N/A |
301-604 | Laurel | N/A |
301-605 | Washington Zone 10 | N/A |
301-606 | Frederick | N/A |
301-607 | Damascus | N/A |
301-608 | Washington Zone 3 | N/A |
301-609 | Waldorf | N/A |
301-610 | Washington Zone 10 | N/A |
301-612 | Washington Zone 14 | 10/11/2012 |
301-613 | Washington Zone 3 | N/A |
301-614 | Washington Zone 13 | N/A |
301-615 | Washington Zone 13 | N/A |
301-616 | Oakland | N/A |
301-617 | Laurel | N/A |
301-618 | Washington Zone 4 | N/A |
301-619 | Frederick | N/A |
301-620 | Frederick | N/A |
301-621 | Washington Zone 14 | N/A |
301-622 | Washington Zone 3 | N/A |
301-623 | Washington Zone 13 | N/A |
301-624 | Frederick | N/A |
301-625 | Washington Zone 3 | N/A |
301-626 | Washington Zone 3 | N/A |
301-627 | Washington Zone 15 | N/A |
301-628 | Washington Zone 3 | N/A |
301-629 | Washington Zone 14 | N/A |
301-630 | Washington Zone 6 | N/A |
301-631 | Frederick | N/A |
301-632 | Waldorf | N/A |
301-633 | Washington Zone 2 | N/A |
301-634 | Washington Zone 2 | N/A |
301-635 | Washington Zone 5 | 7/27/2022 |
301-636 | Washington Zone 5 | N/A |
301-637 | Washington Zone 10 | N/A |
301-638 | Waldorf | N/A |
301-639 | Frederick | N/A |
301-640 | Washington Zone 10 | N/A |
301-641 | Washington Zone 3 | N/A |
301-642 | Washington Zone 2 | N/A |
301-643 | Waldorf | N/A |
301-644 | Frederick | N/A |
301-645 | Waldorf | N/A |
301-646 | Washington Zone 2 | N/A |
301-647 | Washington Zone 13 | N/A |
301-648 | Washington Zone 2 | N/A |
301-649 | Washington Zone 11 | N/A |
301-650 | Washington Zone 3 | N/A |
301-651 | Washington Zone 3 | N/A |
301-652 | Washington Zone 2 | N/A |
301-653 | Waldorf | N/A |
301-654 | Washington Zone 2 | N/A |
301-655 | Washington Zone 2 | N/A |
301-656 | Washington Zone 2 | N/A |
301-657 | Washington Zone 2 | N/A |
301-658 | Ashton | N/A |
301-659 | Waldorf | N/A |
301-660 | Keedysville | 3/19/2004 |
301-661 | Washington Zone 2 | N/A |
301-662 | Frederick | N/A |
301-663 | Frederick | N/A |
301-664 | Washington Zone 2 | N/A |
301-665 | Hagerstown | N/A |
301-666 | Washington Zone 14 | N/A |
301-667 | Myersville | N/A |
301-668 | Frederick | N/A |
301-669 | Washington Zone 5 | N/A |
301-670 | Washington Zone 10 | N/A |
301-671 | Hagerstown | N/A |
301-672 | Lexington Park-Great Mills | N/A |
301-673 | Frederick | N/A |
301-674 | Washington Zone 2 | N/A |
301-675 | Washington Zone 3 | N/A |
301-676 | Frederick | N/A |
301-677 | Washington Zone 14 | N/A |
301-678 | Hancock | N/A |
301-679 | Washington Zone 12 | N/A |
301-680 | Washington Zone 3 | N/A |
301-681 | Washington Zone 3 | N/A |
301-682 | Frederick | N/A |
301-683 | Washington Zone 4 | N/A |
301-684 | Indian Head | N/A |
301-685 | Damascus | N/A |
301-686 | Washington Zone 6 | N/A |
301-687 | Frostburg | N/A |
301-688 | Washington Zone 13 | N/A |
301-689 | Frostburg | N/A |
301-690 | Leonardtown | 5/23/2007 |
301-691 | Poolesville | N/A |
301-692 | Washington Zone 11 | N/A |
301-693 | Frederick | N/A |
301-694 | Frederick | N/A |
301-695 | Frederick | N/A |
301-696 | Frederick | N/A |
301-697 | Cumberland | N/A |
301-698 | Frederick | N/A |
301-699 | Washington Zone 4 | N/A |
NPANXX | Area Served1 | Date2 |
---|---|---|
301-701 | Washington Zone 13 | N/A |
301-702 | Washington Zone 5 | N/A |
301-703 | Mount Airy | 8/29/2002 |
301-704 | Washington Zone 3 | N/A |
301-705 | Waldorf | N/A |
301-706 | Washington Zone 3 | N/A |
301-707 | Cumberland | N/A |
301-708 | Laurel | N/A |
301-709 | Cumberland | 5/28/2019 |
301-710 | Waldorf | 12/30/2005 |
301-712 | Frederick | N/A |
301-713 | Washington Zone 3 | N/A |
301-714 | Hagerstown | N/A |
301-715 | Washington Zone 15 | N/A |
301-716 | Washington Zone 13 | N/A |
301-717 | Washington Zone 3 | N/A |
301-718 | Washington Zone 2 | N/A |
301-719 | Washington Zone 16 | N/A |
301-720 | Brandywine | N/A |
301-721 | Washington Zone 10 | N/A |
301-722 | Cumberland | N/A |
301-723 | Cumberland | N/A |
301-724 | Cumberland | N/A |
301-725 | Laurel | N/A |
301-726 | Kitzmiller | 02/07/2023 |
301-727 | Washington Zone 5 | N/A |
301-728 | Washington Zone 3 | N/A |
301-729 | Cumberland | N/A |
301-730 | Myersville | N/A |
301-731 | Washington Zone 4 | N/A |
301-732 | Frederick | N/A |
301-733 | Hagerstown | N/A |
301-734 | Washington Zone 3 | N/A |
301-735 | Washington Zone 5 | N/A |
301-736 | Washington Zone 5 | N/A |
301-737 | Lexington Park-Great Mills | N/A |
301-738 | Washington Zone 10 | N/A |
301-739 | Hagerstown | N/A |
301-740 | Gaithersburg | 4/22/2004 |
301-741 | Laurel | N/A |
301-742 | Washington Zone 2 | N/A |
301-743 | Indian Head | N/A |
301-744 | Indian Head | N/A |
301-745 | Hagerstown | N/A |
301-746 | Friendsville | N/A |
301-747 | Washington Zone 6 | N/A |
301-748 | Frederick | N/A |
301-749 | Washington Zone 6 | N/A |
301-750 | Friendsville | 3/18/2004 |
301-751 | Waldorf | N/A |
301-752 | Waldorf | N/A |
301-753 | Washington Zone 6 | N/A |
301-754 | Washington Zone 3 | N/A |
301-755 | Washington Zone 3 | N/A |
301-756 | Washington Zone 14 | N/A |
301-757 | Lexington Park-Great Mills | N/A |
301-758 | Washington Zone 3 | N/A |
301-759 | Cumberland | N/A |
301-760 | Washington Zone 2 | 2/27/2002 |
301-761 | Washington Zone 11 | 2/27/2002 |
301-762 | Washington Zone 10 | N/A |
301-763 | Washington Zone 5 | N/A |
301-764 | Waldorf | N/A |
301-765 | Washington Zone 10 | N/A |
301-766 | Hagerstown | N/A |
301-767 | Washington Zone 2 | N/A |
301-768 | Washington Zone 3 | 2/27/2002 |
301-769 | Leonardtown | N/A |
301-770 | Washington Zone 11 | N/A |
301-771 | Washington Zone 2 | N/A |
301-772 | Washington Zone 4 | N/A |
301-773 | Washington Zone 4 | N/A |
301-774 | Ashton | N/A |
301-775 | Washington Zone 3 | N/A |
301-776 | Laurel | N/A |
301-777 | Cumberland | N/A |
301-778 | Washington Zone 5 | N/A |
301-779 | Washington Zone 4 | N/A |
301-780 | Washington Zone 15 | N/A |
301-781 | Frostburg | N/A |
301-782 | Brandywine | N/A |
301-783 | Cumberland | N/A |
301-784 | Cumberland | N/A |
301-785 | Washington Zone 3 | N/A |
301-786 | Mccoole | N/A |
301-787 | Washington Zone 3 | N/A |
301-788 | Frederick | N/A |
301-789 | Washington Zone 4 | 8/13/2002 |
301-790 | Hagerstown | N/A |
301-791 | Hagerstown | N/A |
301-792 | Washington Zone 3 | N/A |
301-793 | Washington Zone 3 | N/A |
301-794 | Washington Zone 14 | N/A |
301-795 | Washington Zone 10 | N/A |
301-796 | Washington Zone 13 | 6/30/2003 |
301-797 | Hagerstown | N/A |
301-798 | Damascus | N/A |
301-799 | Keedysville | 3/18/2004 |
NPANXX | Area Served1 | Date2 |
---|---|---|
301-800 | Hagerstown | N/A |
301-801 | Washington Zone 3 | N/A |
301-802 | Washington Zone 3 | N/A |
301-803 | Washington Zone 2 | N/A |
301-804 | Ashton | N/A |
301-805 | Washington Zone 14 | N/A |
301-806 | Washington Zone 3 | N/A |
301-807 | Washington Zone 3 | N/A |
301-808 | Washington Zone 5 | N/A |
301-809 | Washington Zone 14 | N/A |
301-810 | Buckeyestown | N/A |
301-812 | Washington Zone 15 | N/A |
301-813 | Washington Zone 2 | N/A |
301-814 | Washington Zone 2 | N/A |
301-815 | Frederick | N/A |
301-816 | Washington Zone 11 | N/A |
301-817 | Washington Zone 5 | N/A |
301-818 | Waldorf | N/A |
301-819 | Washington Zone 3 | N/A |
301-820 | Gaithersburg | N/A |
301-821 | Laurel | N/A |
301-822 | Washington Zone 11 | N/A |
301-823 | Washington Zone 13 | N/A |
301-824 | Smithsburg | N/A |
301-825 | Washington Zone 10 | N/A |
301-826 | Lexington Park-Great Mills | N/A |
301-827 | Washington Zone 2 | N/A |
301-828 | Washington Zone 2 | N/A |
301-829 | Mount Airy | N/A |
301-830 | Washington Zone 3 | N/A |
301-831 | Damascus | N/A |
301-832 | Washington Zone 4 | N/A |
301-833 | Washington Zone 14 | N/A |
301-834 | Brunswick | N/A |
301-835 | Frederick | 11/27/2018 |
301-836 | Washington Zone 5 | N/A |
301-837 | Washington Zone 13 | N/A |
301-838 | Washington Zone 10 | N/A |
301-839 | Washington Zone 6 | N/A |
301-840 | Washington Zone 10 | N/A |
301-841 | Washington Zone 2 | N/A |
301-842 | Clear Spg | N/A |
301-843 | Washington Zone 6 | N/A |
301-844 | Washington Zone 3 | 10/4/2011 |
301-845 | Walkersville | N/A |
301-846 | Frederick | N/A |
301-847 | Washington Zone 12 | N/A |
301-848 | Waldorf | N/A |
301-849 | Oakland | N/A |
301-850 | Washington Zone 14 | N/A |
301-851 | Washington Zone 4 | N/A |
301-852 | Washington Zone 4 | N/A |
301-853 | Washington Zone 4 | N/A |
301-854 | Ashton | N/A |
301-855 | Washington Zone 15 | N/A |
301-856 | Washington Zone 16 | N/A |
301-857 | Clear Spg | 7/12/2002 |
301-858 | Washington Zone 14 | N/A |
301-859 | Oakland | 1/9/2002 |
301-860 | Washington Zone 14 | N/A |
301-861 | Waldorf | N/A |
301-862 | Lexington Park-Great Mills | N/A |
301-863 | Lexington Park-Great Mills | N/A |
301-864 | Washington Zone 4 | N/A |
301-865 | New Market | N/A |
301-866 | Lexington Park-Great Mills | N/A |
301-867 | Washington Zone 14 | N/A |
301-868 | Washington Zone 16 | N/A |
301-869 | Gaithersburg | N/A |
301-870 | Washington Zone 6 | N/A |
301-871 | Washington Zone 11 | N/A |
301-872 | Ridge | N/A |
301-873 | Washington Zone 3 | N/A |
301-874 | Buckeyestown | N/A |
301-875 | Laurel | N/A |
301-876 | Cumberland | 5/2/2002 |
301-877 | Washington Zone 16 | N/A |
301-878 | Baltimore | N/A |
301-879 | Washington Zone 12 | N/A |
301-880 | Lexington Park-Great Mills | N/A |
301-881 | Washington Zone 11 | N/A |
301-882 | New Market | 3/18/2004 |
301-883 | Washington Zone 5 | N/A |
301-884 | Mechanicsville | N/A |
301-885 | Waldorf | N/A |
301-886 | Washington Zone 13 | N/A |
301-887 | Washington Zone 4 | N/A |
301-888 | Washington Zone 16 | N/A |
301-889 | Washington Zone 14 | N/A |
301-890 | Washington Zone 12 | N/A |
301-891 | Washington Zone 3 | N/A |
301-892 | Washington Zone 4 | 3/11/2005 |
301-893 | Washington Zone 6 | N/A |
301-894 | Washington Zone 6 | N/A |
301-895 | Grantsville | N/A |
301-896 | Washington Zone 2 | N/A |
301-897 | Washington Zone 2 | N/A |
301-898 | Frederick | N/A |
301-899 | Washington Zone 5 | N/A |
NPANXX | Area Served1 | Date2 |
---|---|---|
301-900 | Washington Zone 2 | 2/18/2015 |
301-901 | Washington Zone 13 | N/A |
301-902 | Washington Zone 13 | N/A |
301-903 | Washington Zone 10 | N/A |
301-904 | Leonardtown | N/A |
301-905 | Washington Zone 3 | N/A |
301-906 | Washington Zone 2 | N/A |
301-907 | Washington Zone 2 | N/A |
301-908 | Washington Zone 3 | N/A |
301-909 | Washington Zone 5 | N/A |
301-910 | Washington Zone 2 | N/A |
301-912 | Washington Zone 14 | N/A |
301-913 | Washington Zone 2 | N/A |
301-914 | Oakland | 12/27/2012 |
301-915 | Washington Zone 2 | N/A |
301-916 | Gaithersburg | N/A |
301-917 | Washington Zone 10 | N/A |
301-918 | Washington Zone 4 | N/A |
301-919 | Washington Zone 2 | N/A |
301-920 | Washington Zone 3 | N/A |
301-921 | Washington Zone 10 | N/A |
301-922 | Washington Zone 3 | N/A |
301-923 | Washington Zone 13 | N/A |
301-924 | Washington Zone 12 | N/A |
301-925 | Washington Zone 5 | N/A |
301-926 | Gaithersburg | N/A |
301-927 | Washington Zone 4 | N/A |
301-928 | Washington Zone 3 | N/A |
301-929 | Washington Zone 11 | N/A |
301-930 | Washington Zone 3 | N/A |
301-931 | Washington Zone 13 | N/A |
301-932 | Waldorf | N/A |
301-933 | Washington Zone 11 | N/A |
301-934 | La Plata | N/A |
301-935 | Washington Zone 13 | N/A |
301-936 | Hagerstown | 6/2/2017 |
301-937 | Washington Zone 13 | N/A |
301-938 | Washington Zone 3 | N/A |
301-939 | Washington Zone 13 | N/A |
301-940 | Washington Zone 2 | N/A |
301-941 | Washington Zone 2 | N/A |
301-942 | Washington Zone 11 | N/A |
301-943 | Washington Zone 3 | N/A |
301-944 | Gaithersburg | N/A |
301-945 | Washington Zone 11 | N/A |
301-946 | Washington Zone 11 | N/A |
301-947 | Gaithersburg | N/A |
301-948 | Washington Zone 10 | N/A |
301-949 | Washington Zone 11 | N/A |
301-951 | Washington Zone 2 | N/A |
301-952 | Washington Zone 15 | N/A |
301-953 | Washington Zone 13 | N/A |
301-955 | Washington Zone 4 | N/A |
301-956 | Gaithersburg | 5/22/2002 |
301-957 | Laurel | N/A |
301-960 | Washington Zone 3 | N/A |
301-961 | Washington Zone 2 | N/A |
301-962 | Washington Zone 11 | N/A |
301-963 | Gaithersburg | N/A |
301-964 | Myersville | N/A |
301-965 | Washington Zone 6 | N/A |
301-966 | Washington Zone 12 | N/A |
301-967 | Washington Zone 5 | N/A |
301-968 | Washington Zone 2 | N/A |
301-969 | Brunswick | 3/6/2007 |
301-970 | Washington Zone 14 | N/A |
301-971 | Washington Zone 6 | N/A |
301-972 | Gaithersburg | N/A |
301-973 | Washington Zone 14 | N/A |
301-974 | Laurel | N/A |
301-975 | Washington Zone 10 | N/A |
301-977 | Gaithersburg | N/A |
301-978 | Washington Zone 10 | N/A |
301-979 | Washington Zone 10 | N/A |
301-980 | Washington Zone 3 | N/A |
301-981 | Washington Zone 5 | N/A |
301-982 | Washington Zone 13 | N/A |
301-983 | Washington Zone 10 | N/A |
301-984 | Washington Zone 11 | N/A |
301-985 | Washington Zone 4 | N/A |
301-986 | Washington Zone 2 | N/A |
301-987 | Gaithersburg | N/A |
301-988 | Hagerstown | N/A |
301-989 | Washington Zone 12 | N/A |
301-990 | Gaithersburg | N/A |
301-991 | Hagerstown | N/A |
301-992 | Hagerstown | N/A |
301-993 | Washington Zone 13 | N/A |
301-994 | Lexington Park-Great Mills | N/A |
301-995 | Lexington Park-Great Mills | N/A |
301-996 | Washington Zone 3 | N/A |
301-997 | Leonardtown | N/A |
301-998 | Washington Zone 11 | N/A |
City1 | County | Time Zone2 |
---|---|---|
Abell | St Marys | E |
Accident | Garrett | E |
Accokeek | Prince George's | E |
Adamstown | Frederick | E |
Andrews Afb | Prince George's | E |
Aquasco | Prince George's | E |
Ashton | Montgomery | E |
Avenue | St Marys | E |
Barnesville | Montgomery | E |
Barton | Allegany | E |
Beallsville | Montgomery | E |
Bel Alton | Charles | E |
Beltsville | Prince George's | E |
Benedict | Charles | E |
Bethesda | Montgomery | E |
Big Pool | Washington | E |
Bittinger | Garrett | E |
Bladensburg | Prince George's | E |
Bloomington | Garrett | E |
Boonsboro | Washington | E |
Bowie | Prince George's | E |
Boyds | Montgomery | E |
Braddock Heights | Frederick | E |
Brandywine | Prince George's | E |
Brentwood | Prince George's | E |
Brinklow | Montgomery | E |
Brookeville | Montgomery | E |
Brownsville | Washington | E |
Brunswick | Frederick | E |
Bryans Road | Charles | E |
Bryantown | Charles | E |
Buckeystown | Frederick | E |
Burkittsville | Frederick | E |
Burtonsville | Montgomery | E |
Bushwood | St Marys | E |
Cabin John | Montgomery | E |
California | St Marys | E |
Callaway | St Marys | E |
Capitol Heights | Prince George's | E |
Cascade | Washington | E |
Cavetown | Washington | E |
Chaptico | St Marys | E |
Charlotte Hall | St Marys | E |
Cheltenham | Prince George's | E |
Chevy Chase | Montgomery | E |
Chewsville | Washington | E |
Clarksburg | Montgomery | E |
Clear Spring | Washington | E |
Clements | St Marys | E |
Clinton | Prince George's | E |
Cobb Island | Charles | E |
College Park | Prince George's | E |
Coltons Point | St Marys | E |
Compton | St Marys | E |
Corriganville | Allegany | E |
Cumberland | Allegany | E |
Damascus | Montgomery | E |
Dameron | St Marys | E |
Derwood | Montgomery | E |
Dickerson | Montgomery | E |
District Heights | Prince George's | E |
Drayden | St Marys | E |
Eckhart Mines | Allegany | E |
Ellerslie | Allegany | E |
Emmitsburg | Frederick | E |
Fairplay | Washington | E |
Faulkner | Charles | E |
Flintstone | Allegany | E |
Fort Washington | Prince George's | E |
Frederick | Frederick | E |
Friendship | Anne Arundel | E |
Friendsville | Garrett | E |
Frostburg | Allegany | E |
Funkstown | Washington | E |
Gaithersburg | Montgomery | E |
Garrett Park | Montgomery | E |
Germantown | Montgomery | E |
Glen Echo | Montgomery | E |
Glenn Dale | Prince George's | E |
Grantsville | Garrett | E |
Great Mills | St Marys | E |
Greenbelt | Prince George's | E |
Hagerstown | Washington | E |
Hancock | Washington | E |
Helen | St Marys | E |
Highland | Howard | E |
Hollywood | St Marys | E |
Hughesville | Charles | E |
Hyattsville | Prince George's | E |
Ijamsville | Frederick | E |
Indian Head | Charles | E |
Ironsides | Charles | E |
Issue | Charles | E |
Jefferson | Frederick | E |
Keedysville | Washington | E |
Kensington | Montgomery | E |
Kitzmiller | Garrett | E |
Knoxville | Frederick | E |
La Plata | Charles | E |
Ladiesburg | Frederick | E |
Lanham | Prince George's | E |
Laurel | Anne Arundel | E |
Leonardtown | St Marys | E |
Lexington Park | St Marys | E |
Libertytown | Frederick | E |
Little Orleans | Allegany | E |
Lonaconing | Allegany | E |
Loveville | St Marys | E |
Luke | Allegany | E |
Marbury | Charles | E |
Maugansville | Washington | E |
Mc Henry | Garrett | E |
Mechanicsville | St Marys | E |
Middletown | Frederick | E |
Midland | Allegany | E |
Midlothian | Allegany | E |
Monrovia | Frederick | E |
Montgomery Village | Montgomery | E |
Morganza | St Marys | E |
Mount Airy | Frederick | E |
Mount Rainier | Prince George's | E |
Mount Savage | Allegany | E |
Mount Victoria | Charles | E |
Myersville | Frederick | E |
Nanjemoy | Charles | E |
New Market | Frederick | E |
New Midway | Frederick | E |
Newburg | Charles | E |
Oakland | Garrett | E |
Oldtown | Allegany | E |
Olney | Montgomery | E |
Owings | Calvert | E |
Oxon Hill | Prince George's | E |
Park Hall | St Marys | E |
Patuxent River | St Marys | E |
Piney Point | St Marys | E |
Pinto | Allegany | E |
Point Of Rocks | Frederick | E |
Pomfret | Charles | E |
Poolesville | Montgomery | E |
Port Tobacco | Charles | E |
Potomac | Montgomery | E |
Rawlings | Allegany | E |
Ridge | St Marys | E |
Riverdale | Prince George's | E |
Rock Point | Charles | E |
Rockville | Montgomery | E |
Rocky Ridge | Frederick | E |
Rohrersville | Washington | E |
Sabillasville | Frederick | E |
Sandy Spring | Montgomery | E |
Scotland | St Marys | E |
Sharpsburg | Washington | E |
Silver Spring | Montgomery | E |
Smithsburg | Washington | E |
Southern MD Facility | Prince George's | E |
Spencerville | Montgomery | E |
Spring Gap | Allegany | E |
St Inigoes | St Marys | E |
St James | Washington | E |
St Marys City | St Marys | E |
Suburb Maryland Fac | Montgomery | E |
Suitland | Prince George's | E |
Swanton | Garrett | E |
Takoma Park | Montgomery | E |
Tall Timbers | St Marys | E |
Temple Hills | Prince George's | E |
Thurmont | Frederick | E |
Tuscarora | Frederick | E |
Unionville | Frederick | E |
Upper Marlboro | Prince George's | E |
Valley Lee | St Marys | E |
Waldorf | Charles | E |
Walkersville | Frederick | E |
Washington Grove | Montgomery | E |
Welcome | Charles | E |
Westernport | Allegany | E |
White Plains | Charles | E |
Williamsport | Washington | E |
Woodsboro | Frederick | E |