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 |
| 603-751
| 3 |
Pelham |
NH |
MNCHNHACDS0 |
7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH |
122 |
|
2016-01-24 |
|
| 603-751
| 4 |
Pelham |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2025-02-07 |
|
| 603-751
| 5 |
Pelham |
NH |
|
829J PAETEC ITEL, LLC |
122 |
|
2002-10-14 |
|
| 603-751
| 6 |
Pelham |
NH |
MNCHNHCO23Z |
073H TELNYX LLC |
122 |
|
2023-09-08 |
|
| 603-751
| 7 |
Pelham |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2021-09-15 |
|
| 603-751
| 8 |
Pelham |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2012-05-20 |
|
| 603-751
| 9 |
Pelham |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2021-09-24 |
|
| 603-752
| A |
Berlin |
NH |
BRLNNHHERS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-753
| A |
Penacook |
NH |
PNCKNHCHRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-753
| 0 |
Penacook |
NH |
PNCKNHCHRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-753
| 1 |
Penacook |
NH |
PNCKNHCHRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-753
| 2 |
Penacook |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2000-07-10 |
|
| 603-753
| 3 |
Penacook |
NH |
|
829J PAETEC ITEL, LLC |
122 |
|
2001-03-27 |
|
| 603-753
| 4 |
Penacook |
NH |
PNCKNHCHRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-753
| 5 |
Penacook |
NH |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2021-05-27 |
|
| 603-753
| 6 |
Penacook |
NH |
PNCKNHCHRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-753
| 8 |
Penacook |
NH |
PNCKNHCHRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-753
| 9 |
Penacook |
NH |
PNCKNHCHRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-754
| A |
Lancaster |
NH |
PTMONH073MD |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-754
| 0 |
Lancaster |
NH |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2025-10-21 |
|
| 603-754
| 1 |
Lancaster |
NH |
PTMONH073MD |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-754
| 3 |
Lancaster |
NH |
PTMONH073MD |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-754
| 4 |
Lancaster |
NH |
PTMONH073MD |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-754
| 5 |
Lancaster |
NH |
|
6889 OMNIPOINT MIAMI E LICENSE, LLC |
122 |
|
2025-05-03 |
|
| 603-754
| 8 |
Lancaster |
NH |
PTMONH073MD |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-754
| 9 |
Lancaster |
NH |
PTMONH073MD |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-755
| A |
Farmington |
NH |
FRTNNHMGRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-755
| 0 |
Farmington |
NH |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2021-05-27 |
|
| 603-755
| 1 |
Farmington |
NH |
MNCHNHCOCM1 |
5562 METROPCS, INC. |
122 |
|
2005-11-26 |
|
| 603-755
| 2 |
Farmington |
NH |
FRTNNHMGRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-755
| 3 |
Farmington |
NH |
FRTNNHMGRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-755
| 4 |
Farmington |
NH |
FRTNNHMGRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-755
| 5 |
Farmington |
NH |
|
829J PAETEC ITEL, LLC |
122 |
|
2006-09-02 |
|
| 603-755
| 6 |
Farmington |
NH |
MNCHNHCOX8Z |
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
2004-09-04 |
|
| 603-755
| 7 |
Farmington |
NH |
|
318J COMCAST IP PHONE, LLC |
122 |
|
2025-07-31 |
|
| 603-755
| 8 |
Farmington |
NH |
PTMONH073MD |
9827 OTEL TELEKOM, INC. - NH |
122 |
|
2006-08-22 |
|
| 603-755
| 9 |
Farmington |
NH |
FRTNNHMGRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-756
| A |
Walpole |
NH |
WLPLNHWPRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-756
| 0 |
Walpole |
NH |
|
829J PAETEC ITEL, LLC |
122 |
|
2001-09-10 |
|
| 603-756
| 2 |
Walpole |
NH |
WLPLNHWPRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-756
| 3 |
Walpole |
NH |
WLPLNHWPRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-756
| 4 |
Walpole |
NH |
WLPLNHWPRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-756
| 5 |
Walpole |
NH |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2021-05-28 |
|
| 603-756
| 6 |
Walpole |
NH |
MNCHNHCOX8Z |
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
2004-09-05 |
|
| 603-756
| 7 |
Walpole |
NH |
WLPLNHWPRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-756
| 8 |
Walpole |
NH |
MNCHNHCO23Z |
073H TELNYX LLC |
122 |
|
2024-08-02 |
|
| 603-756
| 9 |
Walpole |
NH |
WLPLNHWPRS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-757
| A |
Keene |
NH |
|
829J PAETEC ITEL, LLC |
122 |
|
2025-04-30 |
|
| 603-757
| 0 |
Keene |
NH |
|
829J PAETEC ITEL, LLC |
122 |
|
|
|
| 603-757
| 1 |
Keene |
NH |
|
829J PAETEC ITEL, LLC |
122 |
|
2005-04-30 |
|
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Last updated: Tue, 31 Mar 2026 13:56:49 UTC
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