Local Calling Guide
Area code/prefix search
NPA: 203
[Rate centres in NPA 203]
[Dial plan for NPA 203]
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NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
203-454
| A |
Westport |
CT |
WSPTCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-455
| A |
Bridgeport |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
|
|
203-455
| 0 |
Bridgeport |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
|
|
203-455
| 1 |
Bridgeport |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2005-07-07 |
|
203-455
| 2 |
Bridgeport |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
|
|
203-455
| 3 |
Bridgeport |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
|
|
203-455
| 4 |
Bridgeport |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2005-10-28 |
|
203-455
| 5 |
Bridgeport |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
|
|
203-455
| 6 |
Bridgeport |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2007-07-13 |
|
203-455
| 7 |
Bridgeport |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2005-06-19 |
|
203-455
| 8 |
Bridgeport |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2005-07-16 |
|
203-455
| 9 |
Bridgeport |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
|
|
203-456
| A |
Danbury |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
|
|
203-456
| 0 |
Danbury |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2012-12-23 |
|
203-456
| 1 |
Danbury |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2012-04-20 |
|
203-456
| 2 |
Danbury |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2012-02-06 |
|
203-456
| 3 |
Danbury |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
2013-01-05 |
|
203-456
| 4 |
Danbury |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2012-06-21 |
|
203-456
| 5 |
Danbury |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2012-06-21 |
|
203-456
| 6 |
Danbury |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
2014-02-09 |
|
203-456
| 7 |
Danbury |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2013-07-26 |
|
203-456
| 8 |
Danbury |
CT |
HRFRCT0380Z |
539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT |
920 |
|
2013-05-03 |
|
203-456
| 9 |
Danbury |
CT |
HRFRCT0380Z |
539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT |
920 |
|
2013-05-03 |
|
203-457
| A |
Guilford |
CT |
MDSNCT02RS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-457
| 0 |
Guilford |
CT |
MDSNCT02RS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-457
| 1 |
Guilford |
CT |
MDSNCT02RS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-457
| 2 |
Guilford |
CT |
MDSNCT02RS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-457
| 3 |
Guilford |
CT |
HRFRCT0380Z |
539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT |
920 |
|
2018-10-20 |
|
203-457
| 4 |
Guilford |
CT |
MDSNCT02RS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-457
| 5 |
Guilford |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
2015-02-04 |
|
203-457
| 6 |
Guilford |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2019-02-18 |
|
203-457
| 7 |
Guilford |
CT |
NWHNCT02GT0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2007-09-07 |
|
203-457
| 8 |
Guilford |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2019-02-18 |
|
203-457
| 9 |
Guilford |
CT |
MDSNCT02RS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-458
| A |
Guilford |
CT |
GUFDCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-459
| A |
Trumbull |
CT |
TMBLCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-460
| A |
Danbury |
CT |
NWHNCT02X5X |
7421 AT&T - LOCAL |
920 |
|
|
|
203-460
| 0 |
Danbury |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2011-08-06 |
|
203-460
| 1 |
Danbury |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2004-01-31 |
|
203-460
| 2 |
Danbury |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2005-11-14 |
|
203-460
| 3 |
Danbury |
CT |
NWHNCT02X5X |
7421 AT&T - LOCAL |
920 |
|
2004-03-29 |
|
203-460
| 4 |
Danbury |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2004-10-18 |
|
203-460
| 5 |
Danbury |
CT |
NWHNCT02X5X |
7421 AT&T - LOCAL |
920 |
|
|
|
203-460
| 6 |
Danbury |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2005-07-09 |
|
203-460
| 7 |
Danbury |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2005-02-10 |
|
203-460
| 8 |
Danbury |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2002-07-16 |
|
203-460
| 9 |
Danbury |
CT |
NWHNCT02X5X |
7421 AT&T - LOCAL |
920 |
|
|
|
203-461
| A |
Stamford |
CT |
SMFRCT02DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-461
| 0 |
Stamford |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
|
|
203-461
| 1 |
Stamford |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
|
|
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Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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