Local Calling Guide
Area code/prefix search
NPA: 603
[Rate centres in NPA 603]
[Dial plan for NPA 603]
NXX: 418
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 603-418
| A |
Exeter |
NH |
NASHNH08AMD |
4053 CONVERSENT COMMUNICATIONS OF NEW HAMPSHIRE, LLC |
122 |
|
|
|
| 603-418
| 0 |
Exeter |
NH |
MNCHNHCOX9Y |
2527 CHOICE ONE OF NEW HAMPSHIRE, INC. |
122 |
|
2000-05-24 |
|
| 603-418
| 1 |
Exeter |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2024-11-17 |
|
| 603-418
| 2 |
Exeter |
NH |
MNCHNHCOX1Y |
8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH |
122 |
|
2004-02-24 |
|
| 603-418
| 3 |
Exeter |
NH |
MNCHNHCOX9Y |
2698 CTC COMMUNICATIONS CORP. - NH |
122 |
|
2006-06-26 |
|
| 603-418
| 4 |
Exeter |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2009-01-05 |
|
| 603-418
| 5 |
Exeter |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2009-08-21 |
|
| 603-418
| 6 |
Exeter |
NH |
NASHNH08AMD |
4053 CONVERSENT COMMUNICATIONS OF NEW HAMPSHIRE, LLC |
122 |
|
|
|
| 603-418
| 7 |
Exeter |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2014-09-16 |
|
| 603-418
| 8 |
Exeter |
NH |
MNCHNHCOXMX |
4206 PAETEC COMMUNICATIONS, INC. - NH |
122 |
|
2000-05-30 |
|
| 603-418
| 9 |
Exeter |
NH |
MNCHNHCOX9Y |
2527 CHOICE ONE OF NEW HAMPSHIRE, INC. |
122 |
|
2000-07-03 |
|
Last updated: Sun, 26 Jan 2025 15:59:20 UTC
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