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 |
| 603-717
| 6 |
Concord |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2010-08-01 |
|
| 603-717
| 7 |
Concord |
NH |
MNCHNHCOX9Y |
2527 CHOICE ONE OF NEW HAMPSHIRE, INC. |
122 |
|
|
|
| 603-717
| 8 |
Concord |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2010-04-02 |
|
| 603-717
| 9 |
Concord |
NH |
MNCHNHCOX9Y |
2527 CHOICE ONE OF NEW HAMPSHIRE, INC. |
122 |
|
|
|
| 603-718
| A |
Nashua |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
|
|
| 603-718
| 0 |
Nashua |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2009-07-06 |
|
| 603-718
| 1 |
Nashua |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2010-12-09 |
|
| 603-718
| 2 |
Nashua |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2010-08-01 |
|
| 603-718
| 3 |
Nashua |
NH |
MNCHNHCOX8Z |
4017 LEVEL 3 COMMUNICATIONS, LLC - NH |
122 |
|
2010-09-27 |
|
| 603-718
| 4 |
Nashua |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2010-11-01 |
|
| 603-718
| 5 |
Nashua |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2010-12-11 |
|
| 603-718
| 6 |
Nashua |
NH |
MNCHNHCOXCZ |
996E BANDWIDTH.COM CLEC, LLC - NH |
122 |
|
2011-01-10 |
|
| 603-718
| 7 |
Nashua |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
2009-10-29 |
|
| 603-718
| 8 |
Nashua |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2009-08-31 |
|
| 603-718
| 9 |
Nashua |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2011-06-02 |
|
| 603-719
| A |
Keene |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-719
| 0 |
Keene |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-719
| 1 |
Keene |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-719
| 2 |
Keene |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-719
| 3 |
Keene |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-719
| 4 |
Keene |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-719
| 5 |
Keene |
NH |
MNCHNHCO23Z |
073H TELNYX LLC |
122 |
|
2023-02-20 |
|
| 603-719
| 6 |
Keene |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
2021-12-11 |
|
| 603-719
| 7 |
Keene |
NH |
MNCHNHCOX9Z |
637E ONVOY, LLC - NH |
122 |
|
2022-12-02 |
|
| 603-719
| 8 |
Keene |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2022-08-29 |
|
| 603-719
| 9 |
Keene |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
|
|
| 603-720
| A |
Troy |
NH |
MNCHNHCOXPZ |
853C TIME WARNER CABLE INFORMATION SVCS (NEW HAMPSHIRE) |
122 |
|
|
|
| 603-720
| 1 |
Troy |
NH |
MNCHNHCOXPZ |
853C TIME WARNER CABLE INFORMATION SVCS (NEW HAMPSHIRE) |
122 |
|
2023-05-21 |
|
| 603-721
| A |
Milford |
NH |
MNCHNHCOCM1 |
6664 SPRINT SPECTRUM, L.P. |
122 |
|
|
|
| 603-721
| 0 |
Milford |
NH |
PTMONH07DS1 |
8468 FREEDOM RING COMMUNICATIONS, LLC |
122 |
|
2006-05-20 |
|
| 603-721
| 1 |
Milford |
NH |
MNCHNHNI9MD |
5562 METROPCS, INC. |
122 |
|
|
|
| 603-721
| 2 |
Milford |
NH |
MNCHNHNI9MD |
5562 METROPCS, INC. |
122 |
|
|
|
| 603-721
| 3 |
Milford |
NH |
MNCHNHCOXMX |
4206 PAETEC COMMUNICATIONS, INC. - NH |
122 |
|
2007-03-12 |
|
| 603-721
| 4 |
Milford |
NH |
MNCHNHCOXMX |
4206 PAETEC COMMUNICATIONS, INC. - NH |
122 |
|
2007-03-07 |
|
| 603-721
| 5 |
Milford |
NH |
MNCHNHCOXSZ |
497G CHARTER FIBERLINK NH-CCO-LLC - NH |
122 |
|
2011-09-03 |
|
| 603-721
| 6 |
Milford |
NH |
MNCHNHNI9MD |
5562 METROPCS, INC. |
122 |
|
|
|
| 603-721
| 7 |
Milford |
NH |
SALMNHNB5MD |
9247 BROADVIEW NETWORKS, INC. - NH |
122 |
|
2011-09-12 |
|
| 603-721
| 9 |
Milford |
NH |
MNCHNHNI9MD |
5562 METROPCS, INC. |
122 |
|
|
|
| 603-722
| A |
Manchester |
NH |
MNCHNHCOXCZ |
996E BANDWIDTH.COM CLEC, LLC - NH |
122 |
|
|
|
| 603-722
| 0 |
Manchester |
NH |
MNCHNHCOXCZ |
996E BANDWIDTH.COM CLEC, LLC - NH |
122 |
|
2008-07-19 |
|
| 603-722
| 1 |
Manchester |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2016-03-01 |
|
| 603-722
| 2 |
Manchester |
NH |
MNCHNHIE6MD |
318J COMCAST IP PHONE, LLC |
122 |
|
2013-09-06 |
|
| 603-722
| 3 |
Manchester |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2017-12-05 |
|
| 603-722
| 4 |
Manchester |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2015-05-01 |
|
| 603-722
| 5 |
Manchester |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2015-07-01 |
|
| 603-722
| 6 |
Manchester |
NH |
MNCHNHCOX9Z |
637E ONVOY, LLC - NH |
122 |
|
2019-12-09 |
|
| 603-722
| 7 |
Manchester |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2015-08-01 |
|
| 603-722
| 8 |
Manchester |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2013-01-31 |
|
| 603-722
| 9 |
Manchester |
NH |
MNCHNHACAMD |
6386 BELL ATLANTIC MOBILE, INC |
122 |
|
2013-12-28 |
|
| 603-723
| A |
Berlin |
NH |
MNCHNHCOX4Z |
6290 UNITED STATES CELLULAR - NH |
122 |
|
|
|
<< 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 >>
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
Sponsored by: ISP Telecom
Like this site? We accept donations via PayPal.