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 |
| 603-465
| A |
Hollis |
NH |
HLLSNHXARP0 |
3321 HOLLIS TELEPHONE COMPANY, INC. |
122 |
|
|
|
| 603-465
| 0 |
Hollis |
NH |
HLLSNHXARP0 |
3321 HOLLIS TELEPHONE COMPANY, INC. |
122 |
|
|
|
| 603-465
| 1 |
Hollis |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2009-01-05 |
|
| 603-465
| 2 |
Hollis |
NH |
HLLSNHXARP0 |
3321 HOLLIS TELEPHONE COMPANY, INC. |
122 |
|
|
|
| 603-465
| 3 |
Hollis |
NH |
HLLSNHXARP0 |
3321 HOLLIS TELEPHONE COMPANY, INC. |
122 |
|
|
|
| 603-465
| 4 |
Hollis |
NH |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2025-08-22 |
|
| 603-465
| 5 |
Hollis |
NH |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2025-07-11 |
|
| 603-465
| 6 |
Hollis |
NH |
HLLSNHXARP0 |
3321 HOLLIS TELEPHONE COMPANY, INC. |
122 |
|
|
|
| 603-465
| 7 |
Hollis |
NH |
HLLSNHXARP0 |
3321 HOLLIS TELEPHONE COMPANY, INC. |
122 |
|
|
|
| 603-465
| 8 |
Hollis |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2010-07-07 |
|
| 603-465
| 9 |
Hollis |
NH |
HLLSNHXARP0 |
3321 HOLLIS TELEPHONE COMPANY, INC. |
122 |
|
|
|
| 603-466
| A |
Gorham |
NH |
GRHMNHLARS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-466
| 1 |
Gorham |
NH |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2023-07-10 |
|
| 603-466
| 2 |
Gorham |
NH |
GRHMNHLARS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-466
| 3 |
Gorham |
NH |
GRHMNHLARS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-466
| 4 |
Gorham |
NH |
PTMONH073MD |
9827 OTEL TELEKOM, INC. - NH |
122 |
|
2005-08-12 |
|
| 603-466
| 5 |
Gorham |
NH |
GRHMNHLARS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-466
| 7 |
Gorham |
NH |
MNCHNHCOX8Z |
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
2004-09-04 |
|
| 603-466
| 8 |
Gorham |
NH |
|
829J PAETEC ITEL, LLC |
122 |
|
2005-08-16 |
|
| 603-466
| 9 |
Gorham |
NH |
GRHMNHLARS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-467
| A |
Manchester |
NH |
|
700J WAVENATION, LLC |
122 |
|
|
|
| 603-467
| 0 |
Manchester |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
|
|
| 603-467
| 1 |
Manchester |
NH |
|
700J WAVENATION, LLC |
122 |
|
2026-05-03 |
|
| 603-467
| 7 |
Manchester |
NH |
|
8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH |
122 |
|
2025-08-22 |
|
| 603-467
| 8 |
Manchester |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2026-06-24 |
|
| 603-468
| A |
Seabrook |
NH |
PTMONH073MD |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-468
| 0 |
Seabrook |
NH |
MNCHNHCO23Z |
073H TELNYX LLC |
122 |
|
2024-07-04 |
|
| 603-468
| 1 |
Seabrook |
NH |
PTMONH073MD |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-468
| 2 |
Seabrook |
NH |
MNCHNHCOCM1 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
122 |
|
2024-08-29 |
|
| 603-468
| 3 |
Seabrook |
NH |
PTMONH073MD |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-468
| 4 |
Seabrook |
NH |
PTMONH073MD |
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 |
MRDNNHXAPS0 |
0045 KEARSARGE TEL. CO. |
122 |
|
|
|
| 603-469
| 2 |
Meriden |
NH |
MRDNNHXAPS0 |
0045 KEARSARGE TEL. CO. |
122 |
|
|
|
| 603-469
| 3 |
Meriden |
NH |
MRDNNHXAPS0 |
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 |
MNCHNHCOCM1 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
122 |
|
2014-03-22 |
|
| 603-470
| 1 |
Concord |
NH |
CNCRNHSODS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
2012-12-12 |
|
| 603-470
| 2 |
Concord |
NH |
CNCRNHSODS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
2012-12-12 |
|
| 603-470
| 3 |
Concord |
NH |
MNCHNHCOX4Z |
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-470
| 4 |
Concord |
NH |
MNCHNHCOX4Z |
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-470
| 5 |
Concord |
NH |
MNCHNHCOX4Z |
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-470
| 6 |
Concord |
NH |
MNCHNHCOX4Z |
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-470
| 7 |
Concord |
NH |
MNCHNHCOX4Z |
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-470
| 8 |
Concord |
NH |
MNCHNHCOX4Z |
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-470
| 9 |
Concord |
NH |
MNCHNHCOX4Z |
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 |
BDFRNHAMRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
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Last updated: Tue, 16 Jun 2026 00:09:45 UTC
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