Local Calling Guide
Area code/prefix search
West Chesterfield, NH
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 603-256
| A |
BRBOVTMADS0 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-256
| 1 |
|
793K TWC IP ENABLED SERVICES, LLC |
122 |
|
2024-01-07 |
|
| 603-256
| 2 |
|
637E ONVOY, LLC - NH |
122 |
|
2023-03-30 |
|
| 603-256
| 3 |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-256
| 4 |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-256
| 5 |
|
637E ONVOY, LLC - NH |
122 |
|
2022-01-15 |
|
| 603-256
| 6 |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-256
| 7 |
|
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
2001-02-06 |
|
| 603-256
| 8 |
|
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-256
| 9 |
|
637E ONVOY, LLC - NH |
122 |
|
2023-09-28 |
|
| 603-607
| A |
DOVRNHTHXJX |
478J NUSO, LLC |
122 |
|
|
|
| 603-607
| 1 |
|
478J NUSO, LLC |
122 |
|
2020-10-11 |
|
| 603-607
| 2 |
|
8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH |
122 |
|
2023-11-13 |
|
| 603-607
| 5 |
|
637E ONVOY, LLC - NH |
122 |
|
2022-12-23 |
|
| 603-607
| 6 |
|
637E ONVOY, LLC - NH |
122 |
|
2021-05-23 |
|
| 603-607
| 7 |
|
637E ONVOY, LLC - NH |
122 |
|
2021-08-02 |
|
| 603-614
| A |
MNCHNHCOX8Z |
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
|
|
| 603-614
| 2 |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2023-08-09 |
|
| 603-614
| 3 |
|
829J PAETEC ITEL, LLC |
122 |
|
2006-08-21 |
|
| 603-614
| 4 |
|
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
|
|
| 603-614
| 5 |
|
637E ONVOY, LLC - NH |
122 |
|
2023-07-06 |
|
| 603-614
| 6 |
|
7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH |
122 |
|
2018-08-12 |
|
| 603-614
| 8 |
|
318J COMCAST IP PHONE, LLC |
122 |
|
2007-01-12 |
|
Last updated: Tue, 13 Jan 2026 21:50:02 UTC
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