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603 Area Code

Area code 603 is in New Hampshire (NH), USA and some of its main locations are Manchester, Nashua, Concord, etc. (jump to city list below).

Area code 603 has been in service since January 01, 1947.

07:24:08 PM is the current time in area code 603 (Eastern Time Zone).

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603 phone number location

NPANXX Area served1 Date2
603-200 Newmarket 8/16/2011
603-203 Manchester 5/14/2003
603-204 Nashua N/A
603-205 Portsmouth N/A
603-206 Manchester N/A
603-207 Derry 9/13/2022
603-208 Lyme N/A
603-209 Keene N/A
603-210 Suncook N/A
603-212 Salem N/A
603-213 Milford 11/8/2012
603-214 Errol N/A
603-215 Berlin N/A
603-216 Derry N/A
603-217 Bristol 7/11/2001
603-218 Manchester N/A
603-219 Concord 2/14/2001
603-221 Nashua N/A
603-222 Manchester N/A
603-223 Concord N/A
603-224 Concord N/A
603-225 Concord N/A
603-226 Concord N/A
603-227 Concord N/A
603-228 Concord N/A
603-229 Concord N/A
603-230 Concord N/A
603-231 Derry 5/3/2001
603-232 Manchester N/A
603-233 Nashua N/A
603-234 Derry 5/3/2001
603-235 Derry 5/3/2001
603-236 Campton N/A
603-237 Colebrook N/A
603-238 Plymouth N/A
603-239 Winchester N/A
603-240 Manchester N/A
603-241 Manchester N/A
603-242 Troy N/A
603-243 Woodsville 7/20/2011
603-244 Raymond N/A
603-245 Portsmouth N/A
603-246 West Stewartstown N/A
603-247 Derry N/A
603-248 Dover N/A
603-249 Milford N/A
603-250 Center Harbor N/A
603-251 Charlestown 2/28/2012
603-252 West Lebanon 3/22/2001
603-253 Center Harbor N/A
603-254 Plymouth N/A
603-255 Manchester 2/19/2020
603-256 West Chesterfield N/A
603-257 Plaistow N/A
603-258 Hollis 4/14/2017
603-259 Littleton N/A
603-260 Derry 1/4/2013
603-261 Merrimack N/A
603-262 Merrimack N/A
603-263 Manchester N/A
603-264 Manchester N/A
603-265 New Boston N/A
603-266 Tilton N/A
603-267 Belmont N/A
603-268 Suncook N/A
603-269 Center Barnstead N/A
603-270 Suncook N/A
603-271 Concord N/A
603-272 Piermont N/A
603-273 Laconia N/A
603-274 South Hampton N/A
603-275 Derry N/A
603-276 West Lebanon N/A
603-277 Hanover 10/13/2006
603-278 Bretton Woods N/A
603-279 Meredith N/A
603-280 Barrington N/A
603-281 Nashua N/A
603-282 Canaan N/A
603-283 Keene N/A
603-284 Center Sandwich N/A
603-285 Dover N/A
603-286 Tilton N/A
603-287 Claremont N/A
603-288 Nashua 7/5/2017
603-289 Manchester N/A
603-290 Concord N/A
603-291 Greenville 10/26/2006
603-292 Newmarket N/A
603-293 Laconia N/A
603-294 Portsmouth N/A
603-295 Durham 4/26/2001
603-296 Manchester N/A
603-297 Center Ossipee N/A
603-298 West Lebanon N/A
603-299 Bartlett 7/28/2017

NPANXX Area served1 Date2
603-300 Chester 6/9/2003
603-301 Center Ossipee 7/11/2001
603-302 Manchester 9/19/2001
603-303 Raymond 3/9/2001
603-304 Enfield N/A
603-305 Nashua 8/21/2001
603-306 Lebanon 12/18/2006
603-307 North Conway 9/6/2012
603-308 Hanover 9/30/2014
603-309 Newport 8/9/2013
603-310 Bedford N/A
603-312 Dover N/A
603-313 Keene N/A
603-314 Manchester N/A
603-315 Manchester N/A
603-316 Milford 10/16/2017
603-317 Milan N/A
603-318 Nashua N/A
603-319 Portsmouth N/A
603-320 Nashua N/A
603-321 Nashua N/A
603-322 West Lebanon N/A
603-323 Tamworth N/A
603-324 Nashua N/A
603-325 New Boston N/A
603-326 Berlin N/A
603-327 Salem N/A
603-328 Salem N/A
603-329 Hampstead N/A
603-330 Rochester N/A
603-331 Colebrook N/A
603-332 Rochester N/A
603-333 Concord N/A
603-334 Portsmouth N/A
603-335 Rochester N/A
603-336 Hinsdale N/A
603-337 Rochester N/A
603-338 Keene N/A
603-339 Derry N/A
603-340 Suncook 2/12/2001
603-341 Merrimack N/A
603-342 Berlin N/A
603-343 Dover N/A
603-344 Suncook N/A
603-345 Merrimack N/A
603-346 Plymouth N/A
603-347 Kingston N/A
603-348 North Woodstock N/A
603-349 West Lebanon N/A
603-350 Milton N/A
603-351 Goffstown N/A
603-352 Keene N/A
603-353 Orford N/A
603-354 Keene N/A
603-355 Keene N/A
603-356 North Conway N/A
603-357 Keene N/A
603-358 Keene N/A
603-359 Lebanon N/A
603-360 Orford 6/11/2010
603-361 Manchester 5/18/2001
603-362 Hampstead N/A
603-363 Spofford N/A
603-364 Gilmanton Iron Works N/A
603-365 Merrimack 5/4/2001
603-366 Laconia N/A
603-367 Madison N/A
603-368 Portsmouth 12/27/2017
603-369 Concord N/A
603-370 Candia 10/17/2001
603-371 Peterborough N/A
603-372 Claremont N/A
603-373 Portsmouth N/A
603-374 Bartlett N/A
603-375 Ashland 7/19/2012
603-376 Dover N/A
603-377 Merrimack N/A
603-378 Plaistow N/A
603-379 Rye Beach N/A
603-380 Portsmouth N/A
603-381 West Lebanon N/A
603-382 Plaistow N/A
603-383 Jackson N/A
603-384 Goffstown N/A
603-385 Manchester N/A
603-386 Salem N/A
603-387 Laconia N/A
603-388 Colebrook N/A
603-389 Durham N/A
603-390 Jefferson N/A
603-391 Manchester N/A
603-392 Winchester 11/7/2006
603-393 Laconia 5/4/2001
603-394 South Hampton N/A
603-395 Exeter N/A
603-396 Merrimack N/A
603-397 Durham N/A
603-398 West Lebanon N/A
603-399 Westmoreland N/A

NPANXX Area served1 Date2
603-400 Hollis 8/31/2011
603-401 Salem 10/17/2001
603-402 Nashua 9/6/2012
603-403 Rochester 7/31/2018
603-404 Derry 1/4/2016
603-405 Somersworth 4/20/2016
603-406 Concord 12/21/2018
603-407 Belmont 5/6/2015
603-408 Berlin 12/9/2015
603-409 Laconia 10/13/2015
603-410 Concord N/A
603-412 Plymouth N/A
603-413 Manchester N/A
603-414 Sunapee N/A
603-415 Concord N/A
603-416 Raymond 12/21/2018
603-417 Nashua 4/14/2015
603-418 Exeter N/A
603-419 Suncook N/A
603-420 Merrimack N/A
603-421 Derry N/A
603-422 Portsmouth N/A
603-423 Merrimack N/A
603-424 Merrimack N/A
603-425 Derry N/A
603-426 Derry N/A
603-427 Portsmouth N/A
603-428 Henniker N/A
603-429 Merrimack N/A
603-430 Portsmouth N/A
603-431 Portsmouth N/A
603-432 Derry N/A
603-433 Portsmouth N/A
603-434 Derry N/A
603-435 Pittsfield N/A
603-436 Portsmouth N/A
603-437 Derry N/A
603-438 Nashua N/A
603-439 Keene N/A
603-440 Merrimack N/A
603-441 Rochester 9/9/2021
603-442 Lebanon N/A
603-443 Lebanon N/A
603-444 Littleton N/A
603-445 North Walpole N/A
603-446 Marlow N/A
603-447 Conway N/A
603-448 Lebanon N/A
603-449 Milan N/A
603-450 Concord 9/11/2018
603-451 Concord 4/8/2020
603-452 Conway N/A
603-453 Hampstead N/A
603-454 Sunapee N/A
603-455 Laconia N/A
603-456 Warner N/A
603-457 Dover 11/27/2020
603-458 Salem N/A
603-459 Nashua N/A
603-460 Deerfield N/A
603-461 Merrimack N/A
603-462 Deerfield N/A
603-463 Deerfield N/A
603-464 Hillsboro N/A
603-465 Hollis N/A
603-466 Gorham N/A
603-467 Manchester N/A
603-468 Seabrook N/A
603-469 Meriden N/A
603-470 Concord 4/19/2001
603-471 Bedford N/A
603-472 Bedford N/A
603-473 Milton Mills N/A
603-474 Seabrook N/A
603-475 Salem N/A
603-476 Center Sandwich N/A
603-477 Claremont N/A
603-478 Hillsboro Upper Village N/A
603-479 Derry N/A
603-480 Manchester N/A
603-481 Plymouth N/A
603-482 Errol N/A
603-483 Candia N/A
603-484 Nashua 9/21/2016
603-485 Suncook N/A
603-486 Manchester N/A
603-487 New Boston N/A
603-488 Bedford N/A
603-489 Hampstead N/A
603-490 Derry N/A
603-491 Concord N/A
603-492 Manchester N/A
603-493 Merrimack N/A
603-494 Merrimack N/A
603-495 Washington N/A
603-496 Concord N/A
603-497 Goffstown N/A
603-498 Portsmouth N/A
603-499 Keene N/A

NPANXX Area served1 Date2
603-500 Tilton 6/15/2020
603-501 Portsmouth N/A
603-502 Portsmouth N/A
603-503 Lancaster N/A
603-504 Claremont N/A
603-505 Derry 10/9/2002
603-506 Manchester 10/29/2018
603-507 Rochester 7/28/2015
603-508 Pelham 8/8/2001
603-509 Rochester 9/24/2001
603-510 Meriden 3/29/2010
603-512 Manchester N/A
603-513 Concord N/A
603-514 Nashua 1/21/2021
603-515 Wolfeboro N/A
603-516 Dover N/A
603-517 Merrimack N/A
603-518 Manchester N/A
603-519 Exeter 10/4/2018
603-520 Laconia N/A
603-521 Nashua N/A
603-522 Sanbornville N/A
603-523 Canaan N/A
603-524 Laconia N/A
603-525 Hancock N/A
603-526 New London N/A
603-527 Laconia N/A
603-528 Laconia N/A
603-529 Weare N/A
603-530 Bristol 2/22/2002
603-531 Portsmouth N/A
603-532 Jaffrey N/A
603-533 Merrimack N/A
603-534 Dover N/A
603-535 Plymouth N/A
603-536 Plymouth N/A
603-537 Derry N/A
603-538 Pittsburg N/A
603-539 Center Ossipee N/A
603-540 Manchester 8/21/2001
603-541 Manchester 5/21/2001
603-542 Claremont N/A
603-543 Claremont N/A
603-544 Melvin Village N/A
603-545 Concord N/A
603-546 Nashua N/A
603-547 Greenfield N/A
603-548 Derry N/A
603-549 Derry N/A
603-550 Dover 11/18/2021
603-551 Manchester N/A
603-552 Derry N/A
603-553 Derry N/A
603-554 Milford N/A
603-556 Laconia N/A
603-557 Nashua N/A
603-558 Claremont N/A
603-559 Portsmouth N/A
603-560 Salem N/A
603-561 Nashua N/A
603-562 Peterborough N/A
603-563 Dublin N/A
603-564 Manchester N/A
603-565 Penacook N/A
603-566 Nashua N/A
603-567 Peterborough N/A
603-568 Concord 8/6/2002
603-569 Wolfeboro N/A
603-570 Portsmouth N/A
603-571 Derry N/A
603-572 Nashua N/A
603-573 Concord N/A
603-574 Alstead N/A
603-575 Littleton N/A
603-576 Orford N/A
603-577 Nashua N/A
603-578 Nashua N/A
603-579 Nashua N/A
603-580 Exeter N/A
603-581 Laconia N/A
603-582 Merrimack N/A
603-583 Exeter N/A
603-584 Concord 6/29/2021
603-585 Fitzwilliam N/A
603-586 Jefferson N/A
603-587 Candia N/A
603-588 Antrim N/A
603-589 Nashua N/A
603-590 Durham N/A
603-591 Manchester N/A
603-592 Spofford N/A
603-593 Jaffrey 6/26/2003
603-594 Nashua N/A
603-595 Nashua N/A
603-596 Nashua N/A
603-597 Lyme N/A
603-598 Nashua N/A
603-599 Nashua N/A

NPANXX Area served1 Date2
603-600 Manchester 5/29/2020
603-601 Hampton N/A
603-602 Rochester 12/4/2020
603-604 Rye Beach N/A
603-605 Dover N/A
603-606 Manchester N/A
603-607 West Chesterfield 8/13/2020
603-608 Northwood 1/22/2002
603-609 Dover N/A
603-610 Portsmouth N/A
603-612 Plaistow N/A
603-613 Colebrook N/A
603-614 West Chesterfield N/A
603-615 Manchester N/A
603-616 Littleton N/A
603-617 Dover N/A
603-618 Pike N/A
603-619 Laconia 9/1/2022
603-620 Merrimack N/A
603-621 Manchester N/A
603-622 Manchester N/A
603-623 Manchester N/A
603-624 Manchester N/A
603-625 Manchester N/A
603-626 Manchester N/A
603-627 Manchester N/A
603-628 Manchester N/A
603-629 Manchester N/A
603-630 Laconia 1/22/2002
603-631 Lancaster 2/22/2002
603-632 Enfield N/A
603-633 Manchester 5/21/2001
603-634 Manchester N/A
603-635 Pelham N/A
603-636 Groveton N/A
603-637 Bedford N/A
603-638 Monroe N/A
603-639 Manchester N/A
603-640 Hanover N/A
603-641 Manchester N/A
603-642 Kingston N/A
603-643 Hanover N/A
603-644 Manchester N/A
603-645 Manchester N/A
603-646 Hanover N/A
603-647 Manchester N/A
603-648 Salisbury N/A
603-649 Jaffrey 9/29/2022
603-650 Hanover N/A
603-651 Center Ossipee N/A
603-652 Milton N/A
603-653 Hanover N/A
603-654 Wilton N/A
603-655 Manchester N/A
603-656 Manchester N/A
603-657 Manchester N/A
603-658 Exeter N/A
603-659 Newmarket N/A
603-660 Goffstown 2/22/2002
603-661 Manchester N/A
603-662 Conway N/A
603-663 Manchester N/A
603-664 Barrington N/A
603-665 Manchester N/A
603-666 Manchester N/A
603-667 Lebanon N/A
603-668 Manchester N/A
603-669 Manchester N/A
603-670 Merrimack N/A
603-671 Franklin N/A
603-672 Milford N/A
603-673 Milford N/A
603-674 Manchester N/A
603-675 Plainfield N/A
603-676 Hanover N/A
603-677 Meredith N/A
603-678 Lebanon N/A
603-679 Epping N/A
603-680 Hillsboro N/A
603-681 Salem N/A
603-682 Manchester N/A
603-683 Merrimack N/A
603-684 Lancaster N/A
603-685 Salem N/A
603-686 Exeter 9/12/2002
603-687 Jackson N/A
603-688 Concord 2/24/2021
603-689 Nashua N/A
603-690 Claremont N/A
603-691 Exeter 9/13/2022
603-692 Somersworth N/A
603-693 Epping N/A
603-694 Chatham N/A
603-695 Manchester N/A
603-696 Manchester 5/17/2021
603-697 Dover 10/6/2022
NPANXX Area served1 Date2
603-701 New Durham 10/22/2009
603-702 Kingston 7/8/2002
603-703 Manchester 8/18/2004
603-704 Derry N/A
603-705 Salisbury 11/17/2009
603-706 Raymond N/A
603-707 Meredith 7/28/2004
603-708 Canterbury 2/18/2005
603-709 Plainfield 8/17/2004
603-710 Washington 3/2/2021
603-712 Pike N/A
603-713 Nashua 9/13/2022
603-714 Bedford 11/19/2001
603-715 Concord N/A
603-716 Manchester 6/4/2008
603-717 Concord N/A
603-718 Nashua 5/8/2009
603-719 Keene N/A
603-721 Milford 7/8/2002
603-722 Manchester 5/14/2008
603-723 Berlin N/A
603-724 Concord N/A
603-725 Tamworth N/A
603-726 Campton N/A
603-727 Lebanon N/A
603-728 North Woodstock N/A
603-729 Tilton N/A
603-730 North Conway N/A
603-731 Concord N/A
603-732 Milford N/A
603-733 North Conway N/A
603-734 Epping N/A
603-735 Andover N/A
603-736 Epsom N/A
603-737 Laconia N/A
603-738 Concord N/A
603-739 North Woodstock N/A
603-740 Dover N/A
603-741 New Boston N/A
603-742 Dover N/A
603-743 Dover N/A
603-744 Bristol N/A
603-745 North Woodstock N/A
603-746 Contoocook N/A
603-747 Woodsville N/A
603-748 Warner 6/20/2003
603-749 Dover N/A
603-750 Dover N/A
603-751 Pelham N/A
603-752 Berlin N/A
603-753 Penacook N/A
603-754 Lancaster N/A
603-755 Farmington N/A
603-756 Walpole N/A
603-757 Keene N/A
603-758 Hampton N/A
603-759 Nashua N/A
603-760 Seabrook 5/20/2002
603-761 Littleton N/A
603-762 Keene N/A
603-763 Sunapee N/A
603-764 Warren N/A
603-765 Nashua N/A
603-766 Portsmouth N/A
603-767 Dover N/A
603-768 Danbury N/A
603-769 Milford N/A
603-770 Exeter N/A
603-771 Manchester N/A
603-772 Exeter N/A
603-773 Exeter N/A
603-774 Dunbarton N/A
603-775 Exeter N/A
603-776 Barnstead N/A
603-777 Exeter N/A
603-778 Exeter N/A
603-779 Plymouth N/A
603-780 Canaan N/A
603-781 Dover N/A
603-782 Manchester N/A
603-783 Canterbury N/A
603-784 Peterborough N/A
603-785 Manchester N/A
603-786 Rumney N/A
603-787 Woodsville N/A
603-788 Lancaster N/A
603-789 Danbury N/A
603-790 West Lebanon 5/20/2002
603-791 Nashua N/A
603-792 Manchester N/A
603-793 Exeter 5/20/2002
603-795 Lyme N/A
603-796 Boscawen N/A
603-797 Plaistow N/A
603-798 Chichester N/A
603-799 Manchester N/A
NPANXX Area served1 Date2
603-800 Meredith 12/9/2019
603-801 Milford 3/16/2001
603-802 Concord 9/13/2022
603-803 Keene 10/20/2016
603-808 Antrim 11/23/2009
603-809 Nashua 3/13/2007
603-810 Nashua 6/1/2021
603-812 Portsmouth N/A
603-813 Center Barnstead 10/30/2009
603-814 Seabrook 7/30/2010
603-815 Durham 12/6/2007
603-816 Nashua N/A
603-817 Dover 12/19/2001
603-818 Derry 7/8/2002
603-819 Plaistow N/A
603-820 Merrimack 3/10/2008
603-821 Nashua N/A
603-822 Rochester N/A
603-823 Franconia N/A
603-824 Salem N/A
603-825 Manchester 1/13/2022
603-826 Charlestown N/A
603-827 Harrisvl N/A
603-828 Portsmouth 1/22/2002
603-829 Sunapee N/A
603-831 Greenfield 12/14/2004
603-832 Laconia N/A
603-833 Rochester 10/5/2004
603-834 Dover N/A
603-835 Alstead N/A
603-836 Manchester 5/20/2002
603-837 Whitefield N/A
603-838 Lisbon N/A
603-839 Farmington N/A
603-840 Epsom 11/16/2009
603-841 Somersworth N/A
603-842 Dover N/A
603-843 Newport N/A
603-845 Derry N/A
603-846 Twin Mountain N/A
603-847 Sullivan N/A
603-848 Concord N/A
603-850 Lisbon 9/20/2021
603-851 Manchester N/A
603-852 Keene N/A
603-853 Woodsville N/A
603-854 Manchester 12/6/2002
603-855 Alton 10/30/2009
603-856 Concord N/A
603-857 Suncook 4/21/2022
603-858 Manchester N/A
603-859 New Durham N/A
603-860 Manchester N/A
603-861 Tamworth N/A
603-862 Durham 4/26/2001
603-863 Newport N/A
603-864 Nashua N/A
603-865 Newport N/A
603-866 Dover N/A
603-867 Manchester N/A
603-868 Durham N/A
603-869 Bethlehem N/A
603-870 Salem N/A
603-871 Sanbornville N/A
603-872 Gilmanton Iron Works 10/30/2009
603-873 Sunapee N/A
603-874 Monroe N/A
603-875 Alton N/A
603-876 Marlborogh N/A
603-877 New London 11/17/2009
603-878 Greenville N/A
603-879 Nashua N/A
603-880 Nashua N/A
603-881 Nashua N/A
603-882 Nashua N/A
603-883 Nashua N/A
603-884 Nashua N/A
603-885 Nashua N/A
603-886 Nashua N/A
603-887 Chester N/A
603-888 Nashua N/A
603-889 Nashua N/A
603-890 Salem N/A
603-891 Nashua N/A
603-892 Concord N/A
603-893 Salem N/A
603-894 Salem N/A
603-895 Raymond N/A
603-896 Salem N/A
603-897 Nashua N/A
603-898 Salem N/A
603-899 Rindge N/A

NPANXX Area served1 Date2
603-900 Newport 6/15/2020
603-901 Conway 2/26/2016
603-902 Sutton 11/17/2009
603-903 Keene N/A
603-904 Walpole 8/22/2005
603-905 Barrington 9/20/2006
603-906 Barnstead 10/30/2009
603-910 Hampton N/A
603-912 Salem N/A
603-913 Merrimack N/A
603-915 Gorham 2/22/2002
603-918 Hampton 4/19/2002
603-921 Nashua 7/6/2009
603-922 North Stratford N/A
603-923 Rochester N/A
603-924 Peterborough N/A
603-925 Peterborough N/A
603-926 Hampton N/A
603-927 Sutton N/A
603-928 Suncook N/A
603-929 Hampton N/A
603-930 Nashua N/A
603-931 Concord 5/21/2015
603-932 Manchester 8/20/2008
603-933 Greenfield 7/7/2008
603-934 Franklin N/A
603-935 Manchester 3/27/2006
603-937 Meredith 6/6/2008
603-938 Bradford N/A
603-939 East Conway N/A
603-941 Wolfeboro N/A
603-942 Northwood N/A
603-943 Nashua N/A
603-944 South Hampton 12/19/2001
603-945 Manchester 8/1/2007
603-947 Plymouth N/A
603-948 Rochester 2/26/2008
603-951 Milan N/A
603-952 Salem N/A
603-953 Dover N/A
603-956 Portsmouth 7/21/2022
603-957 Portsmouth 1/22/2002
603-960 Campton 1/22/2008
603-961 Chichester 11/17/2009
603-964 Rye Beach N/A
603-965 Derry N/A
603-966 Nashua 2/22/2002
603-967 Hampton N/A
603-968 Ashland N/A
603-969 Portsmouth 5/20/2002
603-970 Dover 3/22/2006
603-971 Rindge N/A
603-973 Rochester 5/20/2002
603-974 Plaistow N/A
603-975 Boscawen 11/16/2009
603-977 Andover 11/17/2009
603-978 Dover 3/16/2001
603-986 North Conway 4/19/2002
603-988 Portsmouth 10/17/2001
603-989 Pike N/A
603-991 Littleton 2/22/2002
603-992 Danbury N/A
603-994 Rochester N/A
603-995 Henniker 8/9/2002
603-996 Plymouth 8/9/2002
603-997 Hampton 8/9/2002
603-998 Laconia 7/8/2002
603-999 Salem 12/9/2019
  1. For 'Area served' we list the rate center. In the North American Numbering Plan a rate center is a geographic area used to determine local calling boundaries for billing purposes. Its name is generally a locality, often not the only one served by an NPA-NXX combination.
  2. Assignment date. N/A - mostly CO codes assigned before 2001.
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Cities in area code 603

City1 County Time2
Acworth Sullivan E
Alstead Cheshire E
Alton Belknap E
Alton Bay Belknap E
Amherst Hillsborough E
Andover Merrimack E
Antrim Hillsborough E
Ashland Grafton E
Ashuelot Cheshire E
Atkinson Rockingham E
Auburn Rockingham E
Barnstead Belknap E
Barrington Strafford E
Bartlett Carroll E
Bath Grafton E
Bedford Hillsborough E
Belmont Belknap E
Bennington Hillsborough E
Berlin Coos E
Bethlehem Grafton E
Boscawen Merrimack E
Bow Merrimack E
Bradford Merrimack E
Bretton Woods Coos E
Bristol Grafton E
Brookline Hillsborough E
Campton Grafton E
Canaan Grafton E
Candia Rockingham E
Canterbury Merrimack E
Center Barnstead Belknap E
Center Conway Carroll E
Center Harbor Belknap E
Center Ossipee Carroll E
Center Sandwich Carroll E
Center Strafford Strafford E
Center Tuftonboro Carroll E
Charlestown Sullivan E
Chester Rockingham E
Chesterfield Cheshire E
Chichester Merrimack E
Chocorua Carroll E
Claremont Sullivan E
Colebrook Coos E
Concord Merrimack E
Contoocook Merrimack E
Conway Carroll E
Cornish Sullivan E
Cornish Flat Sullivan E
Danbury Merrimack E
Danville Rockingham E
Deerfield Rockingham E
Derry Rockingham E
Dover Strafford E
Drewsville Cheshire E
Dublin Cheshire E
Dunbarton Merrimack E
Durham Strafford E
East Andover Merrimack E
East Candia Rockingham E
East Derry Rockingham E
East Hampstead Rockingham E
East Kingston Rockingham E
East Wakefield Carroll E
Eaton Center Carroll E
Effingham Carroll E
Elkins Merrimack E
Enfield Grafton E
Enfield Center Grafton E
Epping Rockingham E
Epsom Merrimack E
Errol Coos E
Etna Grafton E
Exeter Rockingham E
Farmington Strafford E
Fitzwilliam Cheshire E
Francestown Hillsborough E
Franconia Grafton E
Franklin Merrimack E
Freedom Carroll E
Fremont Rockingham E
Georges Mills Sullivan E
Gilford Belknap E
Gilmanton Belknap E
Gilmanton Iron Works Belknap E
Gilsum Cheshire E
Glen Carroll E
Glencliff Grafton E
Goffstown Hillsborough E
Gorham Coos E
Goshen Sullivan E
Grafton Grafton E
Grantham Sullivan E
Greenfield Hillsborough E
Greenland Rockingham E
Greenville Hillsborough E
Groveton Coos E
Guild Sullivan E
Hampstead Rockingham E
Hampton Rockingham E
Hampton Falls Rockingham E
Hancock Hillsborough E
Hanover Grafton E
Harrisville Cheshire E
Haverhill Grafton E
Hebron Grafton E
Henniker Merrimack E
Hill Merrimack E
Hillsborough Hillsborough E
Hinsdale Cheshire E
Holderness Grafton E
Hollis Hillsborough E
Hooksett Merrimack E
Hopkinton Merrimack E
Hudson Hillsborough E
Intervale Carroll E
Jackson Carroll E
Jaffrey Cheshire E
Jefferson Coos E
Kearsarge Carroll E
Keene Cheshire E
Kingston Rockingham E
Laconia Belknap E
Lancaster Coos E
Lebanon Grafton E
Lee Strafford E
Lempster Sullivan E
Lincoln Grafton E
Lisbon Grafton E
Litchfield Hillsborough E
Littleton Grafton E
Lochmere Belknap E
Londonderry Rockingham E
Loudon Merrimack E
Lyme Grafton E
Lyme Center Grafton E
Lyndeborough Hillsborough E
Madbury Strafford E
Madison Carroll E
Manchester Hillsborough E
Marlborough Cheshire E
Marlow Cheshire E
Melvin Village Carroll E
Meredith Belknap E
Meriden Sullivan E
Merrimack Hillsborough E
Milan Coos E
Milford Hillsborough E
Milton Strafford E
Milton Mills Strafford E
Mirror Lake Carroll E
Monroe Grafton E
Mont Vernon Hillsborough E
Moultonborough Carroll E
Mount Washington Coos E
Nashua Hillsborough E
Nelson Cheshire E
New Boston Hillsborough E
New Castle Rockingham E
New Durham Strafford E
New Hampton Belknap E
New Ipswich Hillsborough E
New London Merrimack E
Newbury Merrimack E
Newfields Rockingham E
Newington Strafford E
Newmarket Rockingham E
Newport Sullivan E
Newton Rockingham E
Newton Junction Rockingham E
North Conway Carroll E
North Hampton Rockingham E
North Haverhill Grafton E
North Salem Rockingham E
North Sandwich Carroll E
North Stratford Coos E
North Sutton Merrimack E
North Walpole Cheshire E
North Woodstock Grafton E
Northwood Rockingham E
Nottingham Rockingham E
Orford Grafton E
Ossipee Carroll E
Pelham Hillsborough E
Peterborough Hillsborough E
Piermont Grafton E
Pike Grafton E
Pittsburg Coos E
Pittsfield Merrimack E
Plainfield Sullivan E
Plaistow Rockingham E
Plymouth Grafton E
Portsmouth Rockingham E
Randolph Coos E
Raymond Rockingham E
Rindge Cheshire E
Rochester Strafford E
Rollinsford Strafford E
Rumney Grafton E
Rye Rockingham E
Rye Beach Rockingham E
Salem Rockingham E
Salisbury Merrimack E
Sanbornton Belknap E
Sanbornville Carroll E
Sandown Rockingham E
Seabrook Rockingham E
Silver Lake Carroll E
Somersworth Strafford E
South Acworth Sullivan E
South Newbury Merrimack E
South Sutton Merrimack E
South Tamworth Carroll E
Spofford Cheshire E
Springfield Sullivan E
Stinson Lake Grafton E
Stoddard Cheshire E
Strafford Strafford E
Stratham Rockingham E
Sugar Hill Grafton E
Sullivan Cheshire E
Sunapee Sullivan E
Suncook Merrimack E
Swanzey Cheshire E
Tamworth Carroll E
Temple Hillsborough E
Thornton Grafton E
Tilton Belknap E
Troy Cheshire E
Twin Mountain Coos E
Union Strafford E
Walpole Cheshire E
Warner Merrimack E
Warren Grafton E
Washington Sullivan E
Waterville Valley Grafton E
Weare Hillsborough E
Wentworth Grafton E
West Chesterfield Cheshire E
West Lebanon Grafton E
West Nottingham Rockingham E
West Ossipee Carroll E
West Peterborough Hillsborough E
West Stewartstown Coos E
West Swanzey Cheshire E
Westmoreland Cheshire E
Whitefield Coos E
Wilmot Merrimack E
Wilton Hillsborough E
Winchester Cheshire E
Windham Rockingham E
Winnisquam Belknap E
Wolfeboro Carroll E
Wolfeboro Falls Carroll E
Wonalancet Carroll E
Woodstock Grafton E
Woodsville Grafton E
  1. Listed above are most places served by area code 603. When multiple places in a state/province share the same name we list the largest one only. Cities with population over 50,000 are displayed in bold text.
  2. E stands for Eastern Time Zone (currently 07:24:08 PM).
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