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 |
| 603-267
| 6 |
Belmont |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-267
| 7 |
Belmont |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-267
| 8 |
Belmont |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-267
| 9 |
Belmont |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-268
| A |
Suncook |
NH |
SNCKNHPARS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-268
| 0 |
Suncook |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-268
| 1 |
Suncook |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2013-06-30 |
|
| 603-268
| 2 |
Suncook |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2014-11-01 |
|
| 603-268
| 3 |
Suncook |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2020-03-30 |
|
| 603-268
| 4 |
Suncook |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2018-10-05 |
|
| 603-268
| 5 |
Suncook |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2016-10-31 |
|
| 603-268
| 6 |
Suncook |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2019-08-30 |
|
| 603-268
| 7 |
Suncook |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-268
| 8 |
Suncook |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-268
| 9 |
Suncook |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2019-08-30 |
|
| 603-269
| A |
Center Barnstead |
NH |
CNBNNHXARP0 |
0049 UNION TEL. CO. |
122 |
|
|
|
| 603-269
| 0 |
Center Barnstead |
NH |
|
0049 UNION TEL. CO. |
122 |
|
|
|
| 603-269
| 3 |
Center Barnstead |
NH |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2025-07-11 |
|
| 603-270
| A |
Suncook |
NH |
MNCHNHACDS0 |
7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH |
122 |
|
|
|
| 603-270
| 0 |
Suncook |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2019-06-26 |
|
| 603-270
| 1 |
Suncook |
NH |
|
829J PAETEC ITEL, LLC |
122 |
|
2001-03-26 |
|
| 603-270
| 2 |
Suncook |
NH |
|
318J COMCAST IP PHONE, LLC |
122 |
|
2015-08-17 |
|
| 603-270
| 3 |
Suncook |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2021-05-26 |
|
| 603-270
| 4 |
Suncook |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2018-01-18 |
|
| 603-270
| 5 |
Suncook |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2018-01-18 |
|
| 603-270
| 6 |
Suncook |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2021-05-26 |
|
| 603-270
| 7 |
Suncook |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2020-08-06 |
|
| 603-270
| 8 |
Suncook |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2019-03-29 |
|
| 603-270
| 9 |
Suncook |
NH |
|
7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH |
122 |
|
|
|
| 603-271
| A |
Concord |
NH |
CNCRNHSODS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-272
| A |
Piermont |
NH |
BRFRVTPG272 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-272
| 1 |
Piermont |
NH |
|
792K CHARTER IP ENABLED SERVICES, LLC |
122 |
|
2011-09-03 |
|
| 603-272
| 2 |
Piermont |
NH |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2021-05-27 |
|
| 603-272
| 4 |
Piermont |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-272
| 5 |
Piermont |
NH |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2023-04-27 |
|
| 603-272
| 6 |
Piermont |
NH |
|
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
2004-09-07 |
|
| 603-272
| 7 |
Piermont |
NH |
|
637E ONVOY, LLC - NH |
122 |
|
2025-02-09 |
|
| 603-272
| 9 |
Piermont |
NH |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-273
| A |
Laconia |
NH |
MNCHNHACDS0 |
7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH |
122 |
|
|
|
| 603-273
| 0 |
Laconia |
NH |
|
829J PAETEC ITEL, LLC |
122 |
|
2000-05-24 |
|
| 603-273
| 1 |
Laconia |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2015-05-06 |
|
| 603-273
| 2 |
Laconia |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2013-02-01 |
|
| 603-273
| 4 |
Laconia |
NH |
|
9827 OTEL TELEKOM, INC. - NH |
122 |
|
2002-09-19 |
|
| 603-273
| 5 |
Laconia |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2021-06-18 |
|
| 603-273
| 6 |
Laconia |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2013-12-28 |
|
| 603-273
| 7 |
Laconia |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2013-04-01 |
|
| 603-273
| 8 |
Laconia |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2015-09-01 |
|
| 603-273
| 9 |
Laconia |
NH |
|
7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH |
122 |
|
|
|
| 603-274
| A |
South Hampton |
NH |
MNCHNHACDS0 |
7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH |
122 |
|
|
|
| 603-274
| 4 |
South Hampton |
NH |
|
9827 OTEL TELEKOM, INC. - NH |
122 |
|
2002-09-19 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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