Local Calling Guide
Area code/prefix search
NPA: 603
[Rate centres in NPA 603]
[Dial plan for NPA 603]
NXX: 610
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
603-610
| A |
Portsmouth |
NH |
DOVRNHTH8MD |
2527 CHOICE ONE OF NEW HAMPSHIRE, INC. |
122 |
|
|
|
603-610
| 0 |
Portsmouth |
NH |
DOVRNHTH8MD |
2527 CHOICE ONE OF NEW HAMPSHIRE, INC. |
122 |
|
|
|
603-610
| 1 |
Portsmouth |
NH |
DOVRNHTH8MD |
2527 CHOICE ONE OF NEW HAMPSHIRE, INC. |
122 |
|
|
|
603-610
| 2 |
Portsmouth |
NH |
DOVRNHTH8MD |
2527 CHOICE ONE OF NEW HAMPSHIRE, INC. |
122 |
|
|
|
603-610
| 3 |
Portsmouth |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
603-610
| 4 |
Portsmouth |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
603-610
| 5 |
Portsmouth |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
603-610
| 6 |
Portsmouth |
NH |
DOVRNHTH8MD |
2527 CHOICE ONE OF NEW HAMPSHIRE, INC. |
122 |
|
|
|
603-610
| 7 |
Portsmouth |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
603-610
| 8 |
Portsmouth |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
603-610
| 9 |
Portsmouth |
NH |
DOVRNHTH8MD |
2527 CHOICE ONE OF NEW HAMPSHIRE, INC. |
122 |
|
|
|
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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