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 |
| 603-504
| 3 |
Claremont |
NH |
MNCHNHCOXMX |
4206 PAETEC COMMUNICATIONS, INC. - NH |
122 |
|
2004-08-04 |
|
| 603-504
| 4 |
Claremont |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2004-06-14 |
|
| 603-504
| 5 |
Claremont |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2006-08-07 |
|
| 603-504
| 6 |
Claremont |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2006-10-30 |
|
| 603-504
| 7 |
Claremont |
NH |
MNCHNHCOX4Z |
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-504
| 8 |
Claremont |
NH |
MNCHNHCOX4Z |
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
| 603-504
| 9 |
Claremont |
NH |
MNCHNHCOX4Z |
6290 UNITED STATES CELLULAR - NH |
122 |
|
2020-04-10 |
|
| 603-505
| A |
Derry |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
|
|
| 603-505
| 0 |
Derry |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2002-11-30 |
|
| 603-505
| 1 |
Derry |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2003-08-03 |
|
| 603-505
| 2 |
Derry |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2003-11-19 |
|
| 603-505
| 3 |
Derry |
NH |
|
145J TERRA NOVA TELECOM INC. |
122 |
|
2022-08-04 |
|
| 603-505
| 4 |
Derry |
NH |
MNCHNHCOX8Z |
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
2003-01-01 |
|
| 603-505
| 5 |
Derry |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2003-03-08 |
|
| 603-505
| 6 |
Derry |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2004-03-18 |
|
| 603-505
| 7 |
Derry |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2004-08-02 |
|
| 603-505
| 8 |
Derry |
NH |
MNCHNHCOX8Z |
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
2005-02-08 |
|
| 603-505
| 9 |
Derry |
NH |
MNCHNHNI9MD |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
122 |
|
2005-05-16 |
|
| 603-506
| A |
Manchester |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
|
|
| 603-506
| 0 |
Manchester |
NH |
DOVRNHTHXEX |
8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH |
122 |
|
2019-08-07 |
|
| 603-506
| 1 |
Manchester |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2020-05-11 |
|
| 603-506
| 2 |
Manchester |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2020-04-12 |
|
| 603-506
| 3 |
Manchester |
NH |
MNCHNHACDS0 |
7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH |
122 |
|
2019-09-16 |
|
| 603-506
| 4 |
Manchester |
NH |
MNCHNHCOX9Z |
637E ONVOY, LLC - NH |
122 |
|
2019-09-20 |
|
| 603-506
| 5 |
Manchester |
NH |
MNCHNHCOX9Z |
637E ONVOY, LLC - NH |
122 |
|
2019-09-20 |
|
| 603-506
| 6 |
Manchester |
NH |
MNCHNHCOX9Z |
637E ONVOY, LLC - NH |
122 |
|
2019-08-06 |
|
| 603-506
| 7 |
Manchester |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2019-03-20 |
|
| 603-506
| 8 |
Manchester |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2018-12-13 |
|
| 603-506
| 9 |
Manchester |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2018-12-13 |
|
| 603-507
| A |
Rochester |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
|
|
| 603-507
| 0 |
Rochester |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2016-05-01 |
|
| 603-507
| 1 |
Rochester |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2017-05-12 |
|
| 603-507
| 2 |
Rochester |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2017-09-11 |
|
| 603-507
| 3 |
Rochester |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2018-06-05 |
|
| 603-507
| 4 |
Rochester |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2016-01-29 |
|
| 603-507
| 5 |
Rochester |
NH |
MNCHNHNI9MD |
5562 METROPCS, INC. |
122 |
|
2017-01-21 |
|
| 603-507
| 6 |
Rochester |
NH |
MNCHNHBODS0 |
927H PEERLESS NETWORK OF NEW HAMPSHIRE, LLC - NH |
122 |
|
2017-12-22 |
|
| 603-507
| 7 |
Rochester |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2016-07-02 |
|
| 603-507
| 8 |
Rochester |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2015-11-20 |
|
| 603-507
| 9 |
Rochester |
NH |
DRRYNHBC1MD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
122 |
|
2015-09-11 |
|
| 603-508
| A |
Pelham |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
|
|
| 603-508
| 0 |
Pelham |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
|
|
| 603-508
| 1 |
Pelham |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
|
|
| 603-508
| 2 |
Pelham |
NH |
|
5562 METROPCS, INC. |
122 |
|
2003-03-11 |
|
| 603-508
| 3 |
Pelham |
NH |
MNCHNHCOX9Y |
2698 CTC COMMUNICATIONS CORP. - NH |
122 |
|
2003-06-04 |
|
| 603-508
| 4 |
Pelham |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2016-03-27 |
|
| 603-508
| 5 |
Pelham |
NH |
|
5562 METROPCS, INC. |
122 |
|
2011-10-27 |
|
| 603-508
| 6 |
Pelham |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2006-10-31 |
|
| 603-508
| 7 |
Pelham |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
|
|
| 603-508
| 8 |
Pelham |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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