Local Calling Guide
Area code/prefix search
NPA: 603
[Rate centres in NPA 603]
[Dial plan for NPA 603]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 603-591
| 8 |
Manchester |
NH |
MNCHNHCOCM1 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
122 |
|
|
|
| 603-592
| A |
Spofford |
NH |
MNCHNHACDS0 |
7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH |
122 |
|
|
|
| 603-592
| 3 |
Spofford |
NH |
MNCHNHAC7MD |
145J TERRA NOVA TELECOM INC. |
122 |
|
2023-06-22 |
|
| 603-592
| 4 |
Spofford |
NH |
PTMONH07DS1 |
9827 OTEL TELEKOM, INC. - NH |
122 |
|
2002-09-19 |
|
| 603-592
| 5 |
Spofford |
NH |
MNCHNHCOX8Z |
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
2005-08-29 |
|
| 603-592
| 6 |
Spofford |
NH |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2024-02-02 |
|
| 603-592
| 9 |
Spofford |
NH |
MNCHNHACDS0 |
7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH |
122 |
|
|
|
| 603-593
| A |
Jaffrey |
NH |
MNCHNHCOX9Y |
2698 CTC COMMUNICATIONS CORP. - NH |
122 |
|
|
|
| 603-593
| 0 |
Jaffrey |
NH |
MNCHNHCOX9Y |
4286 LIGHTSHIP TELECOM, LLC - NH |
122 |
|
2003-11-15 |
|
| 603-593
| 1 |
Jaffrey |
NH |
MNCHNHCOX9Y |
2698 CTC COMMUNICATIONS CORP. - NH |
122 |
|
2003-08-31 |
|
| 603-593
| 2 |
Jaffrey |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2009-01-05 |
|
| 603-593
| 3 |
Jaffrey |
NH |
MNCHNHCOX8Z |
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
2004-09-04 |
|
| 603-593
| 4 |
Jaffrey |
NH |
DOVRNHTHXEX |
8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH |
122 |
|
2011-10-07 |
|
| 603-593
| 5 |
Jaffrey |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2006-10-31 |
|
| 603-593
| 6 |
Jaffrey |
NH |
PTMONH07DS1 |
9827 OTEL TELEKOM, INC. - NH |
122 |
|
2007-06-04 |
|
| 603-593
| 8 |
Jaffrey |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2016-08-24 |
|
| 603-593
| 9 |
Jaffrey |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2014-02-18 |
|
| 603-594
| A |
Nashua |
NH |
NASHNHWPDS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-595
| A |
Nashua |
NH |
NASHNHWPDS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-596
| A |
Nashua |
NH |
NASHNHWPDS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-597
| A |
Lyme |
NH |
MNCHNHACDS0 |
7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH |
122 |
|
|
|
| 603-597
| 0 |
Lyme |
NH |
MNCHNHAC7MD |
145J TERRA NOVA TELECOM INC. |
122 |
|
2023-04-27 |
|
| 603-597
| 1 |
Lyme |
NH |
MNCHNHCOX9Z |
637E ONVOY, LLC - NH |
122 |
|
2023-08-20 |
|
| 603-597
| 2 |
Lyme |
NH |
MNCHNHAC7MD |
145J TERRA NOVA TELECOM INC. |
122 |
|
2023-11-11 |
|
| 603-597
| 4 |
Lyme |
NH |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2021-05-27 |
|
| 603-597
| 9 |
Lyme |
NH |
MNCHNHACDS0 |
7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH |
122 |
|
|
|
| 603-598
| A |
Nashua |
NH |
NASHNHWPDS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-599
| A |
Nashua |
NH |
NASHNHWPDS1 |
5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH |
122 |
|
|
|
| 603-600
| A |
Manchester |
NH |
MNCHNHAC3MD |
939H COMMIO, LLC |
122 |
|
|
|
| 603-600
| 0 |
Manchester |
NH |
MNCHNHAC3MD |
939H COMMIO, LLC |
122 |
|
2020-07-26 |
|
| 603-600
| 1 |
Manchester |
NH |
MNCHNHCOCM1 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
122 |
|
2021-01-02 |
|
| 603-600
| 2 |
Manchester |
NH |
DOVRNHTHGMD |
624H ONVOY SPECTRUM, LLC |
122 |
|
2020-10-22 |
|
| 603-600
| 3 |
Manchester |
NH |
MNCHNHBODS0 |
927H PEERLESS NETWORK OF NEW HAMPSHIRE, LLC - NH |
122 |
|
2020-10-30 |
|
| 603-600
| 4 |
Manchester |
NH |
MNCHNHCOX9Z |
637E ONVOY, LLC - NH |
122 |
|
2021-01-02 |
|
| 603-600
| 5 |
Manchester |
NH |
MNCHNHCOX9Z |
637E ONVOY, LLC - NH |
122 |
|
2020-12-04 |
|
| 603-600
| 6 |
Manchester |
NH |
MNCHNHCOX9Z |
637E ONVOY, LLC - NH |
122 |
|
2020-10-15 |
|
| 603-600
| 7 |
Manchester |
NH |
MNCHNHCOX9Z |
637E ONVOY, LLC - NH |
122 |
|
2020-11-01 |
|
| 603-600
| 8 |
Manchester |
NH |
MNCHNHCOX9Z |
637E ONVOY, LLC - NH |
122 |
|
2021-02-03 |
|
| 603-600
| 9 |
Manchester |
NH |
MNCHNHBODS0 |
927H PEERLESS NETWORK OF NEW HAMPSHIRE, LLC - NH |
122 |
|
2021-01-09 |
|
| 603-601
| A |
Hampton |
NH |
MNCHNHCOXMX |
4206 PAETEC COMMUNICATIONS, INC. - NH |
122 |
|
|
|
| 603-601
| 0 |
Hampton |
NH |
MNCHNHCOXMX |
4206 PAETEC COMMUNICATIONS, INC. - NH |
122 |
|
2001-04-09 |
|
| 603-601
| 1 |
Hampton |
NH |
DOVRNHTH8MD |
2698 CTC COMMUNICATIONS CORP. - NH |
122 |
|
2004-02-21 |
|
| 603-601
| 2 |
Hampton |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2002-08-05 |
|
| 603-601
| 3 |
Hampton |
NH |
MNCHNHCOXMX |
4206 PAETEC COMMUNICATIONS, INC. - NH |
122 |
|
2011-02-23 |
|
| 603-601
| 4 |
Hampton |
NH |
MNCHNHCOX8Z |
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
2005-09-05 |
|
| 603-601
| 5 |
Hampton |
NH |
MNCHNHCOX1Y |
8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH |
122 |
|
2013-01-14 |
|
| 603-601
| 6 |
Hampton |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2006-09-09 |
|
| 603-601
| 7 |
Hampton |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2011-06-03 |
|
| 603-601
| 8 |
Hampton |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2013-07-08 |
|
| 603-601
| 9 |
Hampton |
NH |
MNCHNHCO23Z |
073H TELNYX LLC |
122 |
|
2022-10-23 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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