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Browse Phone Numbers by Prefix
Our database includes 495 area code 603 prefixes with phone numbers:
| Prefix | Company | Rate Center |
|---|---|---|
| 603-203 | NEW CINGULAR WIRELESS PCS, LLC - DC | MANCHESTER |
| 603-204 | UNITED STATES CELLULAR - NH | NASHUA |
| 603-205 | OMNIPOINT MIAMI E LICENSE, LLC | PORTSMOUTH |
| 603-206 | PAETEC COMMUNICATIONS, INC. - NH | MANCHESTER |
| 603-207 | ONVOY, LLC - NH | DERRY |
| 603-208 | UNITED STATES CELLULAR - NH | LYME |
| 603-209 | UNITED STATES CELLULAR - NH | KEENE |
| 603-216 | COMCAST IP PHONE, LLC | DERRY |
| 603-219 | SPRINT SPECTRUM, L.P. | CONCORD |
| 603-222 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-223 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CONCORD |
| 603-224 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CONCORD |
| 603-225 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CONCORD |
| 603-226 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CONCORD |
| 603-227 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CONCORD |
| 603-228 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CONCORD |
| 603-229 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CONCORD |
| 603-230 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CONCORD |
| 603-231 | SPRINT SPECTRUM, L.P. | DERRY |
| 603-232 | COMCAST IP PHONE, LLC | MANCHESTER |
| 603-233 | OMNIPOINT MIAMI E LICENSE, LLC | NASHUA |
| 603-234 | SPRINT SPECTRUM, L.P. | DERRY |
| 603-235 | SPRINT SPECTRUM, L.P. | DERRY |
| 603-236 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CAMPTON |
| 603-237 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | COLEBROOK |
| 603-238 | PAETEC COMMUNICATIONS, INC. - NH | PLYMOUTH |
| 603-239 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | WINCHESTER |
| 603-242 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | TROY |
| 603-244 | COMCAST IP PHONE, LLC | RAYMOND |
| 603-246 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | WSTEWATSTN |
| 603-249 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MILFORD |
| 603-252 | UNITED STATES CELLULAR - NH | W LEBANON |
| 603-253 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CENTER HBR |
| 603-256 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | WCHESTEFLD |
| 603-259 | LEVEL 3 COMMUNICATIONS, LLC - NH | LITTLETON |
| 603-261 | UNITED STATES CELLULAR - NH | MERRIMACK |
| 603-262 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MERRIMACK |
| 603-263 | PEERLESS NETWORK OF NEW HAMPSHIRE, LLC - NH | MANCHESTER |
| 603-264 | OMNIPOINT MIAMI E LICENSE, LLC | MANCHESTER |
| 603-267 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | BELMONT |
| 603-268 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | SUNCOOK |
| 603-269 | UNION TEL. CO. | CTRBARNSTE |
| 603-271 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CONCORD |
| 603-272 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PIERMONT |
| 603-275 | OMNIPOINT MIAMI E LICENSE, LLC | DERRY |
| 603-276 | BELL ATLANTIC MOBILE, INC | W LEBANON |
| 603-277 | COMCAST IP PHONE, LLC | HANOVER |
| 603-279 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MEREDITH |
| 603-283 | PAETEC COMMUNICATIONS, INC. - NH | KEENE |
| 603-284 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CTRSANDWIH |
| 603-285 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | DOVER |
| 603-286 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | TILTON |
| 603-289 | NEW CINGULAR WIRELESS PCS, LLC - DC | MANCHESTER |
| 603-293 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | LACONIA |
| 603-294 | LEVEL 3 COMMUNICATIONS, LLC - NH | PORTSMOUTH |
| 603-296 | CHOICE ONE OF NEW HAMPSHIRE, INC. | MANCHESTER |
| 603-298 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | W LEBANON |
| 603-303 | BELL ATLANTIC MOBILE, INC | RAYMOND |
| 603-305 | BELL ATLANTIC MOBILE, INC | NASHUA |
| 603-306 | FREEDOM RING COMMUNICATIONS, LLC | LEBANON |
| 603-309 | BELL ATLANTIC MOBILE, INC | NEWPORT |
| 603-310 | CTC COMMUNICATIONS CORP. - NH | BEDFORD |
| 603-312 | BELL ATLANTIC MOBILE, INC | DOVER |
| 603-313 | UNITED STATES CELLULAR - NH | KEENE |
| 603-314 | LIGHTSHIP TELECOM, LLC - NH | MANCHESTER |
| 603-315 | BELL ATLANTIC MOBILE, INC | MANCHESTER |
| 603-318 | BELL ATLANTIC MOBILE, INC | NASHUA |
| 603-319 | LIGHTSHIP TELECOM, LLC - NH | PORTSMOUTH |
| 603-320 | NEW CINGULAR WIRELESS PCS, LLC - DC | NASHUA |
| 603-321 | BELL ATLANTIC MOBILE, INC | NASHUA |
| 603-323 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | TAMWORTH |
| 603-324 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | NASHUA |
| 603-325 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | NEW BOSTON |
| 603-327 | LIGHTSHIP TELECOM, LLC - NH | SALEM |
| 603-328 | PAETEC COMMUNICATIONS, INC. - NH | SALEM |
| 603-329 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | HAMPSTEAD |
| 603-330 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | ROCHESTER |
| 603-331 | LEVEL 3 COMMUNICATIONS, LLC - NH | COLEBROOK |
| 603-332 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | ROCHESTER |
| 603-334 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PORTSMOUTH |
| 603-335 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | ROCHESTER |
| 603-336 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | HINSDALE |
| 603-339 | NEW CINGULAR WIRELESS PCS, LLC - DC | DERRY |
| 603-340 | BELL ATLANTIC MOBILE, INC | SUNCOOK |
| 603-343 | COMCAST IP PHONE, LLC | DOVER |
| 603-347 | COMCAST IP PHONE, LLC | KINGSTON |
| 603-348 | UNITED STATES CELLULAR - NH | NOWOODSTOK |
| 603-352 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | KEENE |
| 603-353 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | ORFORD |
| 603-354 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | KEENE |
| 603-355 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | KEENE |
| 603-356 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NO CONWAY |
| 603-357 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | KEENE |
| 603-358 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | KEENE |
| 603-359 | BELL ATLANTIC MOBILE, INC | LEBANON |
| 603-361 | BELL ATLANTIC MOBILE, INC | MANCHESTER |
| 603-362 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | HAMPSTEAD |
| 603-363 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | SPOFFORD |
| 603-364 | UNION TEL. CO. | GLNTNIRWRS |
| 603-366 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | LACONIA |
| 603-367 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MADISON |
| 603-369 | LEVEL 3 COMMUNICATIONS, LLC - NH | CONCORD |
| 603-370 | BELL ATLANTIC MOBILE, INC | CANDIA |
| 603-371 | CONVERSENT COMMUNICATIONS OF NEW HAMPSHIRE, LLC | PETERBROGH |
| 603-372 | FREEDOM RING COMMUNICATIONS, LLC | CLAREMONT |
| 603-373 | CONVERSENT COMMUNICATIONS OF NEW HAMPSHIRE, LLC | PORTSMOUTH |
| 603-374 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | BARTLETT |
| 603-378 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PLAISTOW |
| 603-379 | LEVEL 3 COMMUNICATIONS, LLC - NH | RYE BEACH |
| 603-382 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PLAISTOW |
| 603-383 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | JACKSON |
| 603-386 | BROADVIEW NETWORKS, INC. - NH | SALEM |
| 603-387 | BELL ATLANTIC MOBILE, INC | LACONIA |
| 603-390 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | JEFFERSON |
| 603-391 | TELEPORT COMMUNICATIONS AMERICA, LLC - NH | MANCHESTER |
| 603-392 | COMCAST IP PHONE, LLC | WINCHESTER |
| 603-393 | UNITED STATES CELLULAR - NH | LACONIA |
| 603-394 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | SO HAMPTON |
| 603-395 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | EXETER |
| 603-396 | SPRINT SPECTRUM, L.P. | MERRIMACK |
| 603-397 | COMCAST IP PHONE, LLC | DURHAM |
| 603-398 | UNITED STATES CELLULAR - NH | W LEBANON |
| 603-399 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | WESTMORELD |
| 603-400 | CHARTER FIBERLINK NH-CCO-LLC - NH | HOLLIS |
| 603-401 | BELL ATLANTIC MOBILE, INC | SALEM |
| 603-402 | BELL ATLANTIC MOBILE, INC | NASHUA |
| 603-409 | NEW CINGULAR WIRELESS PCS, LLC - DC | LACONIA |
| 603-410 | CONVERSENT COMMUNICATIONS OF NEW HAMPSHIRE, LLC | CONCORD |
| 603-414 | TDS METROCOM, LLC - NH | SUNAPEE |
| 603-415 | FREEDOM RING COMMUNICATIONS, LLC | CONCORD |
| 603-417 | OMNIPOINT MIAMI E LICENSE, LLC | NASHUA |
| 603-418 | CONVERSENT COMMUNICATIONS OF NEW HAMPSHIRE, LLC | EXETER |
| 603-419 | UNITED STATES CELLULAR - NH | SUNCOOK |
| 603-421 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | DERRY |
| 603-422 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PORTSMOUTH |
| 603-423 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MERRIMACK |
| 603-424 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MERRIMACK |
| 603-425 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | DERRY |
| 603-426 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | DERRY |
| 603-427 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PORTSMOUTH |
| 603-428 | MERRIMACK CO. TELEPHONE CO., DBA CONTOOCOOK VALLEY | HENNIKER |
| 603-429 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MERRIMACK |
| 603-430 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PORTSMOUTH |
| 603-431 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PORTSMOUTH |
| 603-432 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | DERRY |
| 603-433 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PORTSMOUTH |
| 603-434 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | DERRY |
| 603-435 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PITTSFIELD |
| 603-436 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PORTSMOUTH |
| 603-437 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | DERRY |
| 603-438 | SPRINT SPECTRUM, L.P. | NASHUA |
| 603-440 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MERRIMACK |
| 603-442 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | LEBANON |
| 603-443 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | LEBANON |
| 603-444 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | LITTLETON |
| 603-445 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NO WALPOLE |
| 603-446 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MARLOW |
| 603-447 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CONWAY |
| 603-448 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | LEBANON |
| 603-449 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MILAN |
| 603-455 | UNITED STATES CELLULAR - NH | LACONIA |
| 603-456 | MERRIMACK COUNTY TEL. CO. | WARNER |
| 603-458 | COMCAST IP PHONE, LLC | SALEM |
| 603-463 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | DEERFIELD |
| 603-464 | MERRIMACK CO. TELEPHONE CO., DBA CONTOOCOOK VALLEY | HILLSBORO |
| 603-465 | HOLLIS TELEPHONE COMPANY, INC. | HOLLIS |
| 603-466 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | GORHAM |
| 603-469 | KEARSARGE TEL. CO. | MERIDEN |
| 603-471 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | BEDFORD |
| 603-472 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | BEDFORD |
| 603-473 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MILTON ML |
| 603-474 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | SEABROOK |
| 603-475 | BELL ATLANTIC MOBILE, INC | SALEM |
| 603-476 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CTRSANDWIH |
| 603-478 | GRANITE STATE TEL., INC. | HLLSBUPVLG |
| 603-479 | NEW CINGULAR WIRELESS PCS, LLC - DC | DERRY |
| 603-482 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | ERROL |
| 603-483 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CANDIA |
| 603-485 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | SUNCOOK |
| 603-486 | UNITED STATES CELLULAR - NH | MANCHESTER |
| 603-487 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NEW BOSTON |
| 603-488 | COMCAST IP PHONE, LLC | BEDFORD |
| 603-489 | COMCAST IP PHONE, LLC | HAMPSTEAD |
| 603-490 | BELL ATLANTIC MOBILE, INC | DERRY |
| 603-491 | BELL ATLANTIC MOBILE, INC | CONCORD |
| 603-494 | BELL ATLANTIC MOBILE, INC | MERRIMACK |
| 603-495 | GRANITE STATE TEL., INC. | WASHINGTON |
| 603-496 | BELL ATLANTIC MOBILE, INC | CONCORD |
| 603-497 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | GOFFSTOWN |
| 603-498 | BELL ATLANTIC MOBILE, INC | PORTSMOUTH |
| 603-499 | LEVEL 3 COMMUNICATIONS, LLC - NH | KEENE |
| 603-501 | PAETEC COMMUNICATIONS, INC. - NH | PORTSMOUTH |
| 603-502 | NEW CINGULAR WIRELESS PCS, LLC - DC | PORTSMOUTH |
| 603-504 | UNITED STATES CELLULAR - NH | CLAREMONT |
| 603-505 | BELL ATLANTIC MOBILE, INC | DERRY |
| 603-508 | BELL ATLANTIC MOBILE, INC | PELHAM |
| 603-509 | CTC COMMUNICATIONS CORP. - NH | ROCHESTER |
| 603-512 | SPRINT SPECTRUM, L.P. | MANCHESTER |
| 603-513 | BELL ATLANTIC MOBILE, INC | CONCORD |
| 603-515 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | WOLFEBORO |
| 603-516 | FREEDOM RING COMMUNICATIONS, LLC | DOVER |
| 603-518 | AT&T - LOCAL | MANCHESTER |
| 603-520 | BELL ATLANTIC MOBILE, INC | LACONIA |
| 603-521 | AT&T - LOCAL | NASHUA |
| 603-522 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | SANBORNVL |
| 603-523 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CANAAN |
| 603-524 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | LACONIA |
| 603-525 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | HANCOCK |
| 603-526 | KEARSARGE TEL. CO. | NEW LONDON |
| 603-527 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | LACONIA |
| 603-528 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | LACONIA |
| 603-529 | GRANITE STATE TEL., INC. | WEARE |
| 603-531 | NEW CINGULAR WIRELESS PCS, LLC - DC | PORTSMOUTH |
| 603-532 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | JAFFREY |
| 603-533 | UNITED STATES CELLULAR - NH | MERRIMACK |
| 603-535 | PAETEC COMMUNICATIONS, INC. - NH | PLYMOUTH |
| 603-536 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PLYMOUTH |
| 603-537 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | DERRY |
| 603-538 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PITTSBURG |
| 603-539 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CTROSSIPEE |
| 603-540 | BELL ATLANTIC MOBILE, INC | MANCHESTER |
| 603-542 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CLAREMONT |
| 603-543 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CLAREMONT |
| 603-544 | MERRIMACK CO. TELEPHONE CO., DBA CONTOOCOOK VALLEY | MELVIN VLG |
| 603-545 | LIGHTSHIP TELECOM, LLC - NH | CONCORD |
| 603-546 | CHOICE ONE OF NEW HAMPSHIRE, INC. | NASHUA |
| 603-547 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | GREENFIELD |
| 603-548 | BELL ATLANTIC MOBILE, INC | DERRY |
| 603-552 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | DERRY |
| 603-553 | NEW CINGULAR WIRELESS PCS, LLC - DC | DERRY |
| 603-554 | UNITED STATES CELLULAR - NH | MILFORD |
| 603-556 | LEVEL 3 COMMUNICATIONS, LLC - NH | LACONIA |
| 603-557 | SPRINT SPECTRUM, L.P. | NASHUA |
| 603-559 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PORTSMOUTH |
| 603-560 | NEW CINGULAR WIRELESS PCS, LLC - DC | SALEM |
| 603-562 | UNITED STATES CELLULAR - NH | PETERBROGH |
| 603-563 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | DUBLIN |
| 603-566 | BELL ATLANTIC MOBILE, INC | NASHUA |
| 603-568 | BELL ATLANTIC MOBILE, INC | CONCORD |
| 603-569 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | WOLFEBORO |
| 603-570 | TELEPORT COMMUNICATIONS AMERICA, LLC - NH | PORTSMOUTH |
| 603-571 | NEW CINGULAR WIRELESS PCS, LLC - DC | DERRY |
| 603-572 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-573 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | CONCORD |
| 603-577 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-578 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-579 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-580 | COMCAST IP PHONE, LLC | EXETER |
| 603-582 | UNITED STATES CELLULAR - NH | MERRIMACK |
| 603-583 | LEVEL 3 COMMUNICATIONS, LLC - NH | EXETER |
| 603-585 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | FITZWILLIM |
| 603-586 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | JEFFERSON |
| 603-588 | MERRIMACK CO. TELEPHONE CO., DBA CONTOOCOOK VALLEY | ANTRIM |
| 603-589 | PAETEC COMMUNICATIONS, INC. - NH | NASHUA |
| 603-593 | CTC COMMUNICATIONS CORP. - NH | JAFFREY |
| 603-594 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-595 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-598 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-601 | PAETEC COMMUNICATIONS, INC. - NH | HAMPTON |
| 603-605 | PEERLESS NETWORK OF NEW HAMPSHIRE, LLC - NH | DOVER |
| 603-606 | ONVOY SPECTRUM, LLC | MANCHESTER |
| 603-608 | SPRINT SPECTRUM, L.P. | NORTHWOOD |
| 603-609 | NEW CINGULAR WIRELESS PCS, LLC - DC | DOVER |
| 603-610 | CHOICE ONE OF NEW HAMPSHIRE, INC. | PORTSMOUTH |
| 603-616 | UNITED STATES CELLULAR - NH | LITTLETON |
| 603-617 | CHOICE ONE OF NEW HAMPSHIRE, INC. | DOVER |
| 603-620 | UNITED STATES CELLULAR - NH | MERRIMACK |
| 603-621 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-622 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-623 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-624 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-625 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-626 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-627 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-628 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-629 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-630 | BELL ATLANTIC MOBILE, INC | LACONIA |
| 603-631 | UNITED STATES CELLULAR - NH | LANCASTER |
| 603-632 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | ENFIELD |
| 603-634 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-635 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PELHAM |
| 603-636 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | GROVETON |
| 603-637 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | BEDFORD |
| 603-638 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MONROE |
| 603-640 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | HANOVER |
| 603-641 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-642 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | KINGSTON |
| 603-643 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | HANOVER |
| 603-644 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-645 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-646 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | HANOVER |
| 603-647 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-648 | KEARSARGE TEL. CO. | SALISBURY |
| 603-650 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | HANOVER |
| 603-651 | UNITED STATES CELLULAR - NH | CTROSSIPEE |
| 603-652 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MILTON |
| 603-653 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | HANOVER |
| 603-654 | WILTON TEL. CO. | WILTON |
| 603-656 | CONSOLIDATED COMM ENTERPRISE SERVICES INC | MANCHESTER |
| 603-657 | CHOICE ONE OF NEW HAMPSHIRE, INC. | MANCHESTER |
| 603-658 | FREEDOM RING COMMUNICATIONS, LLC | EXETER |
| 603-659 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NEWMARKET |
| 603-660 | BELL ATLANTIC MOBILE, INC | GOFFSTOWN |
| 603-661 | SPRINT SPECTRUM, L.P. | MANCHESTER |
| 603-662 | UNITED STATES CELLULAR - NH | CONWAY |
| 603-663 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-664 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | BARRINGTON |
| 603-665 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-666 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-667 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | LEBANON |
| 603-668 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-669 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-672 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MILFORD |
| 603-673 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MILFORD |
| 603-674 | SPRINT SPECTRUM, L.P. | MANCHESTER |
| 603-675 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PLAINFIELD |
| 603-676 | FREEDOM RING COMMUNICATIONS, LLC | HANOVER |
| 603-678 | LEVEL 3 COMMUNICATIONS, LLC - NH | LEBANON |
| 603-679 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | EPPING |
| 603-680 | ENHANCED COMMUNICATIONS OF NORTHERN NEW ENGLAND-NH | HILLSBORO |
| 603-681 | CHOICE ONE OF NEW HAMPSHIRE, INC. | SALEM |
| 603-682 | SPRINT SPECTRUM, L.P. | MANCHESTER |
| 603-683 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MERRIMACK |
| 603-685 | CONVERSENT COMMUNICATIONS OF NEW HAMPSHIRE, LLC | SALEM |
| 603-689 | CHOICE ONE OF NEW HAMPSHIRE, INC. | NASHUA |
| 603-692 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | SOMERSWTH |
| 603-693 | CONVERSENT COMMUNICATIONS OF NEW HAMPSHIRE, LLC | EPPING |
| 603-694 | CONSOLIDATED COMMUNICATIONS OF MAINE COMPANY | CHATHAM |
| 603-695 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MANCHESTER |
| 603-703 | OTEL TELEKOM, INC. - NH | MANCHESTER |
| 603-706 | CONVERSENT COMMUNICATIONS OF NEW HAMPSHIRE, LLC | RAYMOND |
| 603-707 | BELL ATLANTIC MOBILE, INC | MEREDITH |
| 603-709 | LEVEL 3 COMMUNICATIONS, LLC - NH | PLAINFIELD |
| 603-714 | BELL ATLANTIC MOBILE, INC | BEDFORD |
| 603-715 | COMCAST IP PHONE, LLC | CONCORD |
| 603-716 | CRC COMMUNICATIONS OF MAINE, INC. - NH | MANCHESTER |
| 603-717 | CHOICE ONE OF NEW HAMPSHIRE, INC. | CONCORD |
| 603-718 | BELL ATLANTIC MOBILE, INC | NASHUA |
| 603-721 | SPRINT SPECTRUM, L.P. | MILFORD |
| 603-722 | BANDWIDTH.COM CLEC, LLC - NH | MANCHESTER |
| 603-723 | UNITED STATES CELLULAR - NH | BERLIN |
| 603-724 | PAETEC COMMUNICATIONS, INC. - NH | CONCORD |
| 603-726 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CAMPTON |
| 603-727 | LIGHTSHIP TELECOM, LLC - NH | LEBANON |
| 603-728 | LEVEL 3 COMMUNICATIONS, LLC - NH | NOWOODSTOK |
| 603-729 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | TILTON |
| 603-730 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | NO CONWAY |
| 603-731 | BELL ATLANTIC MOBILE, INC | CONCORD |
| 603-732 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | MILFORD |
| 603-733 | LEVEL 3 COMMUNICATIONS, LLC - NH | NO CONWAY |
| 603-734 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | EPPING |
| 603-735 | KEARSARGE TEL. CO. | ANDOVER |
| 603-736 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | EPSOM |
| 603-737 | FREEDOM RING COMMUNICATIONS, LLC | LACONIA |
| 603-738 | NEW CINGULAR WIRELESS PCS, LLC - DC | CONCORD |
| 603-740 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | DOVER |
| 603-742 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | DOVER |
| 603-743 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | DOVER |
| 603-744 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | BRISTOL |
| 603-745 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NOWOODSTOK |
| 603-746 | MERRIMACK COUNTY TEL. CO. | CONTOOCOOK |
| 603-747 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | WOODSVILLE |
| 603-748 | BELL ATLANTIC MOBILE, INC | WARNER |
| 603-749 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | DOVER |
| 603-752 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | BERLIN |
| 603-753 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PENACOOK |
| 603-755 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | FARMINGTON |
| 603-756 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | WALPOLE |
| 603-757 | LIGHTSHIP TELECOM, LLC - NH | KEENE |
| 603-758 | CHOICE ONE OF NEW HAMPSHIRE, INC. | HAMPTON |
| 603-759 | BELL ATLANTIC MOBILE, INC | NASHUA |
| 603-763 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | SUNAPEE |
| 603-764 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | WARREN |
| 603-766 | FREEDOM RING COMMUNICATIONS, LLC | PORTSMOUTH |
| 603-767 | NEW CINGULAR WIRELESS PCS, LLC - DC | DOVER |
| 603-768 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | DANBURY |
| 603-770 | BELL ATLANTIC MOBILE, INC | EXETER |
| 603-772 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | EXETER |
| 603-773 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | EXETER |
| 603-774 | DUNBARTON TEL. CO. | DUNBARTON |
| 603-775 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | EXETER |
| 603-777 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | EXETER |
| 603-778 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | EXETER |
| 603-781 | NEW CINGULAR WIRELESS PCS, LLC - DC | DOVER |
| 603-783 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CANTERBURY |
| 603-785 | NEW CINGULAR WIRELESS PCS, LLC - DC | MANCHESTER |
| 603-786 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | RUMNEY |
| 603-787 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | WOODSVILLE |
| 603-788 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | LANCASTER |
| 603-790 | BELL ATLANTIC MOBILE, INC | W LEBANON |
| 603-791 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-793 | SPRINT SPECTRUM, L.P. | EXETER |
| 603-795 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | LYME |
| 603-796 | KEARSARGE TEL. CO. | BOSCAWEN |
| 603-798 | KEARSARGE TEL. CO. | CHICHESTER |
| 603-801 | BELL ATLANTIC MOBILE, INC | MILFORD |
| 603-809 | BELL ATLANTIC MOBILE, INC | NASHUA |
| 603-814 | COMCAST IP PHONE, LLC | SEABROOK |
| 603-817 | SPRINT SPECTRUM, L.P. | DOVER |
| 603-818 | SPRINT SPECTRUM, L.P. | DERRY |
| 603-819 | LEVEL 3 COMMUNICATIONS, LLC - NH | PLAISTOW |
| 603-820 | METROPCS, INC. | MERRIMACK |
| 603-821 | CONVERSENT COMMUNICATIONS OF NEW HAMPSHIRE, LLC | NASHUA |
| 603-822 | CHOICE ONE OF NEW HAMPSHIRE, INC. | ROCHESTER |
| 603-823 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | FRANCONIA |
| 603-824 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | SALEM |
| 603-826 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | CHARLESTN |
| 603-827 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | HARRISVL |
| 603-828 | BELL ATLANTIC MOBILE, INC | PORTSMOUTH |
| 603-831 | BELL ATLANTIC MOBILE, INC | GREENFIELD |
| 603-832 | LIGHTSHIP TELECOM, LLC - NH | LACONIA |
| 603-834 | CONVERSENT COMMUNICATIONS OF NEW HAMPSHIRE, LLC | DOVER |
| 603-835 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | ALSTEAD |
| 603-836 | COMCAST IP PHONE, LLC | MANCHESTER |
| 603-837 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | WHITEFIELD |
| 603-838 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | LISBON |
| 603-839 | CRC COMMUNICATIONS OF MAINE, INC. - NH | FARMINGTON |
| 603-842 | PAETEC COMMUNICATIONS, INC. - NH | DOVER |
| 603-843 | FREEDOM RING COMMUNICATIONS, LLC | NEWPORT |
| 603-846 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | TWIN MT |
| 603-847 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | SULLIVAN |
| 603-848 | UNITED STATES CELLULAR - NH | CONCORD |
| 603-852 | OMNIPOINT MIAMI E LICENSE, LLC | KEENE |
| 603-854 | NEW CINGULAR WIRELESS PCS, LLC - DC | MANCHESTER |
| 603-856 | CHOICE ONE OF NEW HAMPSHIRE, INC. | CONCORD |
| 603-858 | OMNIPOINT MIAMI E LICENSE, LLC | MANCHESTER |
| 603-859 | UNION TEL. CO. | NEW DURHAM |
| 603-860 | BELL ATLANTIC MOBILE, INC | MANCHESTER |
| 603-862 | PAETEC COMMUNICATIONS, INC. - NH | DURHAM |
| 603-863 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NEWPORT |
| 603-864 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-865 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NEWPORT |
| 603-867 | NEW CINGULAR WIRELESS PCS, LLC - DC | MANCHESTER |
| 603-868 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | DURHAM |
| 603-869 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | BETHLEHEM |
| 603-870 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | SALEM |
| 603-872 | IDT AMERICA, CORP. - NH | GLNTNIRWRS |
| 603-875 | UNION TEL. CO. | ALTON |
| 603-876 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | MARLBOROGH |
| 603-878 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | GREENVILLE |
| 603-879 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-880 | TELNYX LLC | NASHUA |
| 603-881 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-882 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-883 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-885 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-886 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-887 | GRANITE STATE TEL., INC. | CHESTER |
| 603-888 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-889 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-890 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | SALEM |
| 603-891 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-892 | OMNIPOINT MIAMI E LICENSE, LLC | CONCORD |
| 603-893 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | SALEM |
| 603-894 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | SALEM |
| 603-895 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | RAYMOND |
| 603-897 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NASHUA |
| 603-898 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | SALEM |
| 603-899 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | RINDGE |
| 603-903 | CRC COMMUNICATIONS OF MAINE, INC. - NH | KEENE |
| 603-905 | OTEL TELEKOM, INC. - NH | BARRINGTON |
| 603-915 | BELL ATLANTIC MOBILE, INC | GORHAM |
| 603-918 | BELL ATLANTIC MOBILE, INC | HAMPTON |
| 603-922 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NO STRATFD |
| 603-924 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PETERBROGH |
| 603-926 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | HAMPTON |
| 603-927 | MERRIMACK COUNTY TEL. CO. | SUTTON |
| 603-929 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | HAMPTON |
| 603-930 | NEW CINGULAR WIRELESS PCS, LLC - DC | NASHUA |
| 603-931 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | CONCORD |
| 603-934 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | FRANKLIN |
| 603-935 | DSCI, LLC | MANCHESTER |
| 603-938 | MERRIMACK COUNTY TEL. CO. | BRADFORD |
| 603-941 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | WOLFEBORO |
| 603-942 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | NORTHWOOD |
| 603-943 | OMNIPOINT MIAMI E LICENSE, LLC | NASHUA |
| 603-944 | SPRINT SPECTRUM, L.P. | SO HAMPTON |
| 603-952 | LEVEL 3 COMMUNICATIONS, LLC - NH | SALEM |
| 603-953 | CHOICE ONE OF NEW HAMPSHIRE, INC. | DOVER |
| 603-957 | NEW CINGULAR WIRELESS PCS, LLC - DC | PORTSMOUTH |
| 603-960 | BELL ATLANTIC MOBILE, INC | CAMPTON |
| 603-964 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | RYE BEACH |
| 603-965 | CHOICE ONE OF NEW HAMPSHIRE, INC. | DERRY |
| 603-966 | SPRINT SPECTRUM, L.P. | NASHUA |
| 603-968 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | ASHLAND |
| 603-969 | SPRINT SPECTRUM, L.P. | PORTSMOUTH |
| 603-970 | NEW CINGULAR WIRELESS PCS, LLC - DC | DOVER |
| 603-973 | SPRINT SPECTRUM, L.P. | ROCHESTER |
| 603-974 | COMCAST IP PHONE, LLC | PLAISTOW |
| 603-978 | NEW CINGULAR WIRELESS PCS, LLC - DC | DOVER |
| 603-986 | BELL ATLANTIC MOBILE, INC | NO CONWAY |
| 603-989 | CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | PIKE |
| 603-991 | BELL ATLANTIC MOBILE, INC | LITTLETON |
| 603-994 | FREEDOM RING COMMUNICATIONS, LLC | ROCHESTER |
| 603-998 | SPRINT SPECTRUM, L.P. | LACONIA |
Area Code 603 Information
Area code 603 belongs to New Hampshire, UNITED STATES. It is a General Purpose Code which was placed in service on January 1, 1947.
| Type | General Purpose Code |
| Use | Geograpic |
| Location | New Hampshire (NH) |
| Country | UNITED STATES |
| Service Date | 01/01/1947 |
| Service |