Local Calling Guide
Area code/prefix search
Stamford, CT
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 203-728
| A |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-728
| 0 |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
2006-12-22 |
|
| 203-728
| 1 |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
2006-12-22 |
|
| 203-728
| 2 |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2006-12-22 |
|
| 203-728
| 3 |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2006-12-22 |
|
| 203-728
| 4 |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2006-12-22 |
|
| 203-728
| 5 |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2006-12-22 |
|
| 203-728
| 6 |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2006-12-22 |
|
| 203-728
| 7 |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2006-12-22 |
|
| 203-728
| 8 |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2006-12-22 |
|
| 203-728
| 9 |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2006-12-22 |
|
| 203-817
| A |
NRWLCT02YMD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
| 203-817
| 0 |
|
612K CSC VOICE, LLC |
920 |
|
2011-12-05 |
|
| 203-817
| 1 |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2013-01-17 |
|
| 203-817
| 2 |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2013-01-17 |
|
| 203-817
| 3 |
NRWLCTCVDS0 |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
2007-02-22 |
|
| 203-817
| 4 |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2013-01-17 |
|
| 203-817
| 5 |
NRWLCTCVDS0 |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
2012-08-27 |
|
| 203-817
| 6 |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2014-12-05 |
|
| 203-817
| 7 |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2013-07-25 |
|
| 203-817
| 8 |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2013-07-25 |
|
| 203-817
| 9 |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2013-07-25 |
|
| 203-832
| A |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
|
|
| 203-832
| 0 |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2006-05-28 |
|
| 203-832
| 1 |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2006-05-28 |
|
| 203-832
| 2 |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2007-12-16 |
|
| 203-832
| 3 |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2007-12-16 |
|
| 203-832
| 4 |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2007-12-16 |
|
| 203-832
| 5 |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2010-10-10 |
|
| 203-832
| 6 |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2010-10-10 |
|
| 203-832
| 7 |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2010-10-10 |
|
| 203-832
| 8 |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2010-10-10 |
|
| 203-832
| 9 |
MDTWCTNIBMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2012-01-24 |
|
| 203-883
| A |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-883
| 0 |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2009-11-07 |
|
| 203-883
| 1 |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2010-01-31 |
|
| 203-883
| 2 |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2014-05-01 |
|
| 203-883
| 3 |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2014-05-01 |
|
| 203-883
| 4 |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2010-07-28 |
|
| 203-883
| 5 |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2013-01-05 |
|
| 203-883
| 6 |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2010-07-28 |
|
| 203-883
| 7 |
NRWLCT02YMD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
2007-07-13 |
|
| 203-883
| 8 |
|
612K CSC VOICE, LLC |
920 |
|
2007-07-13 |
|
| 203-883
| 9 |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
| 203-890
| A |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-890
| 0 |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2014-02-08 |
|
| 203-890
| 1 |
NRWLCT02XMD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
| 203-890
| 2 |
NRWLCT02XMD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
| 203-890
| 3 |
NRWLCT02XMD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
| 203-890
| 4 |
NRWLCT02XMD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
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Last updated: Tue, 31 Mar 2026 13:56:49 UTC
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