Local Calling Guide
Area code/prefix search
NPA: 603
[Rate centres in NPA 603]
[Dial plan for NPA 603]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 603-468
| 2 |
Seabrook |
NH |
|
6889 OMNIPOINT MIAMI E LICENSE, LLC |
122 |
|
2024-08-29 |
|
| 603-468
| 3 |
Seabrook |
NH |
|
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-468
| 4 |
Seabrook |
NH |
|
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-468
| 9 |
Seabrook |
NH |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2025-10-21 |
|
| 603-469
| A |
Meriden |
NH |
MRDNNHXAPS0 |
0045 KEARSARGE TEL. CO. |
122 |
|
|
|
| 603-469
| 0 |
Meriden |
NH |
|
0045 KEARSARGE TEL. CO. |
122 |
|
|
|
| 603-469
| 2 |
Meriden |
NH |
|
0045 KEARSARGE TEL. CO. |
122 |
|
|
|
| 603-469
| 3 |
Meriden |
NH |
|
0045 KEARSARGE TEL. CO. |
122 |
|
|
|
| 603-469
| 9 |
Meriden |
NH |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2025-07-11 |
|
| 603-470
| A |
Concord |
NH |
MNCHNHCOX4Z |
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-470
| 0 |
Concord |
NH |
|
6889 OMNIPOINT MIAMI E LICENSE, LLC |
122 |
|
2014-03-22 |
|
| 603-470
| 1 |
Concord |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
2012-12-12 |
|
| 603-470
| 2 |
Concord |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
2012-12-12 |
|
| 603-470
| 3 |
Concord |
NH |
|
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-470
| 4 |
Concord |
NH |
|
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-470
| 5 |
Concord |
NH |
|
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-470
| 6 |
Concord |
NH |
|
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-470
| 7 |
Concord |
NH |
|
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-470
| 8 |
Concord |
NH |
|
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-470
| 9 |
Concord |
NH |
|
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-471
| A |
Bedford |
NH |
BDFRNHAMRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-471
| 0 |
Bedford |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-471
| 1 |
Bedford |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-471
| 2 |
Bedford |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-471
| 3 |
Bedford |
NH |
|
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
2004-09-03 |
|
| 603-471
| 4 |
Bedford |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-471
| 5 |
Bedford |
NH |
|
073H TELNYX LLC |
122 |
|
2023-01-15 |
|
| 603-471
| 6 |
Bedford |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-471
| 7 |
Bedford |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-471
| 9 |
Bedford |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-472
| A |
Bedford |
NH |
BDFRNHAMRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-472
| 1 |
Bedford |
NH |
|
829J PAETEC ITEL, LLC |
122 |
|
2001-09-10 |
|
| 603-472
| 2 |
Bedford |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-472
| 3 |
Bedford |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-472
| 4 |
Bedford |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-472
| 5 |
Bedford |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-472
| 6 |
Bedford |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-472
| 7 |
Bedford |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-472
| 8 |
Bedford |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-472
| 9 |
Bedford |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-473
| A |
Milton Mills |
NH |
MTMLNHWERS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-473
| 1 |
Milton Mills |
NH |
|
314C IDT AMERICA, CORP. - NH |
122 |
|
2008-04-18 |
|
| 603-473
| 2 |
Milton Mills |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-473
| 3 |
Milton Mills |
NH |
|
490J DISH WIRELESS, LLC |
122 |
|
2023-10-28 |
|
| 603-473
| 4 |
Milton Mills |
NH |
|
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
2004-09-04 |
|
| 603-473
| 5 |
Milton Mills |
NH |
|
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
2001-02-06 |
|
| 603-473
| 6 |
Milton Mills |
NH |
|
073H TELNYX LLC |
122 |
|
2024-08-02 |
|
| 603-473
| 7 |
Milton Mills |
NH |
|
793K TWC IP ENABLED SERVICES, LLC |
122 |
|
2012-10-02 |
|
| 603-473
| 8 |
Milton Mills |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-473
| 9 |
Milton Mills |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
2014-06-20 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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