Local Calling Guide
Area code/prefix search
NPA: 203
[Rate centres in NPA 203]
[Dial plan for NPA 203]
<< 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 >>
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
203-871
| 6 |
Branford |
CT |
NWLNCTCS6MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
920 |
|
2014-07-16 |
|
203-871
| 7 |
Branford |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2004-10-25 |
|
203-871
| 8 |
Branford |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2007-04-20 |
|
203-871
| 9 |
Branford |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2002-12-23 |
|
203-872
| A |
Cheshire |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
|
|
203-872
| 0 |
Cheshire |
CT |
HRFRCT0380Z |
539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT |
920 |
|
2013-05-03 |
|
203-872
| 1 |
Cheshire |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2022-08-22 |
|
203-872
| 2 |
Cheshire |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2015-02-09 |
|
203-872
| 3 |
Cheshire |
CT |
HRFRCT03GT0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2006-06-30 |
|
203-872
| 4 |
Cheshire |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2015-05-10 |
|
203-872
| 5 |
Cheshire |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2015-05-08 |
|
203-872
| 6 |
Cheshire |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2016-05-04 |
|
203-872
| 7 |
Cheshire |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2012-12-29 |
|
203-872
| 8 |
Cheshire |
CT |
|
145J TERRA NOVA TELECOM INC. |
920 |
|
2020-11-27 |
|
203-872
| 9 |
Cheshire |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2016-02-11 |
|
203-873
| A |
Bridgeport |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
|
|
203-873
| 0 |
Bridgeport |
CT |
NRWLCT028MD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
2007-11-08 |
|
203-873
| 1 |
Bridgeport |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2007-12-17 |
|
203-873
| 2 |
Bridgeport |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
2007-11-02 |
|
203-873
| 3 |
Bridgeport |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
2007-11-02 |
|
203-873
| 4 |
Bridgeport |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
2007-11-02 |
|
203-873
| 5 |
Bridgeport |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
2007-11-02 |
|
203-873
| 6 |
Bridgeport |
CT |
NWHNCT02GT0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2010-01-25 |
|
203-873
| 7 |
Bridgeport |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2007-03-24 |
|
203-873
| 8 |
Bridgeport |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2007-03-24 |
|
203-873
| 9 |
Bridgeport |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2007-03-24 |
|
203-874
| A |
Milford |
CT |
MLFRCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-875
| A |
Darien |
CT |
NWHNCT02X5X |
7421 AT&T - LOCAL |
920 |
|
|
|
203-875
| 0 |
Darien |
CT |
HRFRCT0380Z |
539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT |
920 |
|
2013-05-03 |
|
203-875
| 1 |
Darien |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
2003-11-12 |
|
203-875
| 2 |
Darien |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
2003-11-12 |
|
203-875
| 3 |
Darien |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
2003-11-12 |
|
203-875
| 4 |
Darien |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
2003-11-12 |
|
203-875
| 5 |
Darien |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
2003-12-22 |
|
203-875
| 6 |
Darien |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
2003-12-22 |
|
203-875
| 7 |
Darien |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
2003-12-22 |
|
203-875
| 8 |
Darien |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
2003-12-22 |
|
203-875
| 9 |
Darien |
CT |
NWHNCT02X5X |
7421 AT&T - LOCAL |
920 |
|
|
|
203-876
| A |
Milford |
CT |
MLFRCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-877
| A |
Milford |
CT |
MLFRCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-878
| A |
Milford |
CT |
MLFRCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-879
| A |
Wolcott |
CT |
WLCTCT00RS1 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-880
| A |
Trumbull |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-880
| 0 |
Trumbull |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-880
| 1 |
Trumbull |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2022-10-10 |
|
203-880
| 2 |
Trumbull |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-880
| 3 |
Trumbull |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-880
| 4 |
Trumbull |
CT |
NWHNCT02GT0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2006-07-07 |
|
203-880
| 5 |
Trumbull |
CT |
WLMNCT130MD |
777C CHARTER FIBERLINK CT-CCO, LLC - CT |
920 |
|
2009-12-19 |
|
203-880
| 6 |
Trumbull |
CT |
SMFRCT0162Z |
3863 CTC COMMUNICATIONS CORP. - CT |
920 |
|
2005-07-25 |
|
<< 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 >>
Last updated: Fri, 22 Mar 2024 03:02:44 UTC
Sponsored by: ISP Telecom
Like this site? We accept donations via PayPal.