Local Calling Guide
Area code/prefix search
NPA: 603
[Rate centres in NPA 603]
[Dial plan for NPA 603]
NXX: 328
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 603-328
| A |
Salem |
NH |
MNCHNHCOXMX |
4206 PAETEC COMMUNICATIONS, INC. - NH |
122 |
|
|
|
| 603-328
| 0 |
Salem |
NH |
PTMONH073MD |
9827 OTEL TELEKOM, INC. - NH |
122 |
|
2005-01-24 |
|
| 603-328
| 1 |
Salem |
NH |
MNCHNHCOXMX |
4206 PAETEC COMMUNICATIONS, INC. - NH |
122 |
|
|
|
| 603-328
| 2 |
Salem |
NH |
MNCHNHCOXMX |
4206 PAETEC COMMUNICATIONS, INC. - NH |
122 |
|
|
|
| 603-328
| 3 |
Salem |
NH |
MNCHNHCOX1Y |
8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH |
122 |
|
2004-04-18 |
|
| 603-328
| 4 |
Salem |
NH |
MNCHNHCOX9Z |
637E ONVOY, LLC - NH |
122 |
|
2023-02-09 |
|
| 603-328
| 5 |
Salem |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2015-08-04 |
|
| 603-328
| 6 |
Salem |
NH |
MNCHNHCOXMX |
4206 PAETEC COMMUNICATIONS, INC. - NH |
122 |
|
|
|
| 603-328
| 7 |
Salem |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2024-04-23 |
|
| 603-328
| 8 |
Salem |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2014-11-24 |
|
| 603-328
| 9 |
Salem |
NH |
MNCHNHCOX9Y |
2527 CHOICE ONE OF NEW HAMPSHIRE, INC. |
122 |
|
2000-07-21 |
|
Last updated: Sun, 26 Jan 2025 15:59:20 UTC
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