Local Calling Guide
Area code/prefix search
Plaistow, NH
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 603-257
| A |
PTMONH073MD |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-257
| 0 |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2016-11-16 |
|
| 603-257
| 1 |
|
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-257
| 2 |
|
073H TELNYX LLC |
122 |
|
2023-03-20 |
|
| 603-257
| 5 |
|
829J PAETEC ITEL, LLC |
122 |
|
2010-08-10 |
|
| 603-257
| 6 |
|
8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH |
122 |
|
2019-05-16 |
|
| 603-257
| 7 |
|
829J PAETEC ITEL, LLC |
122 |
|
2007-05-04 |
|
| 603-257
| 9 |
|
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-378
| A |
PLSTNHMADS0 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-378
| 0 |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-378
| 1 |
|
637E ONVOY, LLC - NH |
122 |
|
2025-01-23 |
|
| 603-378
| 2 |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-378
| 3 |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2021-12-12 |
|
| 603-378
| 5 |
|
318J COMCAST IP PHONE, LLC |
122 |
|
2016-11-07 |
|
| 603-378
| 8 |
|
073H TELNYX LLC |
122 |
|
2022-12-23 |
|
| 603-378
| 9 |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-382
| A |
PLSTNHMADS0 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-612
| A |
|
829J PAETEC ITEL, LLC |
122 |
|
2025-04-30 |
|
| 603-612
| 0 |
|
829J PAETEC ITEL, LLC |
122 |
|
2000-05-24 |
|
| 603-612
| 1 |
|
829J PAETEC ITEL, LLC |
122 |
|
2002-07-24 |
|
| 603-612
| 4 |
|
9827 OTEL TELEKOM, INC. - NH |
122 |
|
2002-09-20 |
|
| 603-612
| 6 |
|
829J PAETEC ITEL, LLC |
122 |
|
|
|
| 603-612
| 8 |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2025-09-09 |
|
| 603-797
| A |
MNCHNHACDS0 |
7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH |
122 |
|
|
|
| 603-797
| 0 |
|
829J PAETEC ITEL, LLC |
122 |
|
2001-03-26 |
|
| 603-797
| 1 |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2024-09-09 |
|
| 603-797
| 2 |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2026-01-12 |
|
| 603-797
| 8 |
|
073H TELNYX LLC |
122 |
|
2024-03-31 |
|
| 603-797
| 9 |
|
7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH |
122 |
|
|
|
| 603-819
| A |
MNCHNHCOX8Z |
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
|
|
| 603-819
| 0 |
|
9827 OTEL TELEKOM, INC. - NH |
122 |
|
2005-01-24 |
|
| 603-819
| 1 |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2005-04-01 |
|
| 603-819
| 3 |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2006-09-01 |
|
| 603-819
| 4 |
|
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
|
|
| 603-819
| 5 |
|
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
2005-04-28 |
|
| 603-819
| 6 |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2008-10-03 |
|
| 603-819
| 8 |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2004-04-01 |
|
| 603-819
| 9 |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2003-06-03 |
|
| 603-974
| A |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
|
|
| 603-974
| 0 |
|
829J PAETEC ITEL, LLC |
122 |
|
2000-05-29 |
|
| 603-974
| 1 |
|
318J COMCAST IP PHONE, LLC |
122 |
|
|
|
| 603-974
| 2 |
|
318J COMCAST IP PHONE, LLC |
122 |
|
|
|
| 603-974
| 3 |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2012-05-05 |
|
| 603-974
| 5 |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2023-11-11 |
|
| 603-974
| 7 |
|
318J COMCAST IP PHONE, LLC |
122 |
|
2013-07-08 |
|
| 603-974
| 9 |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2025-05-07 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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