Local Calling Guide
Area code/prefix search
NPA: 603
[Rate centres in NPA 603]
[Dial plan for NPA 603]
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NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
603-256
| 2 |
West Chesterfield |
NH |
MNCHNHCOX9Z |
637E ONVOY, LLC - NH |
122 |
|
2023-03-30 |
|
603-256
| 3 |
West Chesterfield |
NH |
BRBOVTMADS0 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
603-256
| 4 |
West Chesterfield |
NH |
BRBOVTMADS0 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
603-256
| 5 |
West Chesterfield |
NH |
MNCHNHCOX9Z |
637E ONVOY, LLC - NH |
122 |
|
2022-01-15 |
|
603-256
| 6 |
West Chesterfield |
NH |
BRBOVTMADS0 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
603-256
| 7 |
West Chesterfield |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
2001-02-06 |
|
603-256
| 8 |
West Chesterfield |
NH |
BRBOVTMADS0 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
603-256
| 9 |
West Chesterfield |
NH |
MNCHNHCOX9Z |
637E ONVOY, LLC - NH |
122 |
|
2023-09-28 |
|
603-257
| A |
Plaistow |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
603-257
| 0 |
Plaistow |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2016-11-16 |
|
603-257
| 1 |
Plaistow |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
603-257
| 2 |
Plaistow |
NH |
MNCHNHCO23Z |
073H TELNYX LLC |
122 |
|
2023-03-20 |
|
603-257
| 3 |
Plaistow |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
603-257
| 4 |
Plaistow |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
603-257
| 5 |
Plaistow |
NH |
MNCHNHCOXMX |
4206 PAETEC COMMUNICATIONS, INC. - NH |
122 |
|
2010-08-10 |
|
603-257
| 6 |
Plaistow |
NH |
DOVRNHTHXEX |
8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH |
122 |
|
2019-05-16 |
|
603-257
| 7 |
Plaistow |
NH |
SALMNHNB5MD |
9247 BROADVIEW NETWORKS, INC. - NH |
122 |
|
2007-05-04 |
|
603-257
| 8 |
Plaistow |
NH |
|
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2024-04-23 |
|
603-257
| 9 |
Plaistow |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
603-258
| A |
Hollis |
NH |
MNCHNHNI9MD |
5562 METROPCS, INC. |
122 |
|
|
|
603-258
| 0 |
Hollis |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2020-02-15 |
|
603-258
| 1 |
Hollis |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2023-07-02 |
|
603-258
| 8 |
Hollis |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2023-09-08 |
|
603-258
| 9 |
Hollis |
NH |
MNCHNHNI9MD |
5562 METROPCS, INC. |
122 |
|
2017-06-05 |
|
603-259
| A |
Littleton |
NH |
MNCHNHCOX8Z |
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
|
|
603-259
| 0 |
Littleton |
NH |
PTMONH07DS1 |
9827 OTEL TELEKOM, INC. - NH |
122 |
|
2004-10-09 |
|
603-259
| 1 |
Littleton |
NH |
MNCHNHCOX8Z |
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
2005-09-15 |
|
603-259
| 2 |
Littleton |
NH |
PTMONH07DS1 |
9827 OTEL TELEKOM, INC. - NH |
122 |
|
2002-09-19 |
|
603-259
| 4 |
Littleton |
NH |
MNCHNHCOX8Z |
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
|
|
603-259
| 5 |
Littleton |
NH |
MNCHNHAC7MD |
145J TERRA NOVA TELECOM INC. |
122 |
|
2022-10-06 |
|
603-259
| 6 |
Littleton |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2008-12-04 |
|
603-259
| 7 |
Littleton |
NH |
MNCHNHCOXMX |
4206 PAETEC COMMUNICATIONS, INC. - NH |
122 |
|
2007-01-05 |
|
603-259
| 9 |
Littleton |
NH |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2024-02-02 |
|
603-260
| A |
Derry |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
|
|
603-260
| 0 |
Derry |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2014-03-01 |
|
603-260
| 1 |
Derry |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2014-05-01 |
|
603-260
| 2 |
Derry |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2014-08-01 |
|
603-260
| 3 |
Derry |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2015-06-01 |
|
603-260
| 4 |
Derry |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2015-03-01 |
|
603-260
| 5 |
Derry |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2013-06-01 |
|
603-260
| 6 |
Derry |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2014-09-05 |
|
603-260
| 7 |
Derry |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2016-10-01 |
|
603-260
| 8 |
Derry |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2015-12-07 |
|
603-260
| 9 |
Derry |
NH |
MNCHNHNI9MD |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
122 |
|
2014-12-14 |
|
603-261
| A |
Merrimack |
NH |
MNCHNHCOX4Z |
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
603-261
| 0 |
Merrimack |
NH |
MNCHNHNI9MD |
5562 METROPCS, INC. |
122 |
|
2008-12-15 |
|
603-261
| 1 |
Merrimack |
NH |
MNCHNHNI9MD |
5562 METROPCS, INC. |
122 |
|
2008-12-15 |
|
603-261
| 2 |
Merrimack |
NH |
MNCHNHCOX8Z |
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
2010-09-27 |
|
603-261
| 3 |
Merrimack |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2013-11-20 |
|
603-261
| 4 |
Merrimack |
NH |
MNCHNHNI9MD |
5562 METROPCS, INC. |
122 |
|
2014-11-06 |
|
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Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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