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 |
203-347
| 5 |
Byram |
CT |
NYCMNY83D1S |
350E YMAX COMMUNICATIONS CORP. - CT |
132 |
|
2009-02-06 |
|
203-347
| 6 |
Byram |
CT |
NYCMNY83D1S |
350E YMAX COMMUNICATIONS CORP. - CT |
132 |
|
2009-09-15 |
|
203-347
| 7 |
Byram |
CT |
NYCMNY83DSZ |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
132 |
|
2004-09-13 |
|
203-347
| 8 |
Byram |
CT |
NYCMNY83D1S |
350E YMAX COMMUNICATIONS CORP. - CT |
132 |
|
2009-09-15 |
|
203-347
| 9 |
Byram |
CT |
NYCMNY83D1S |
350E YMAX COMMUNICATIONS CORP. - CT |
132 |
|
2009-09-15 |
|
203-348
| A |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-349
| A |
Westport |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-349
| 0 |
Westport |
CT |
|
5562 METROPCS, INC. |
920 |
|
2011-03-24 |
|
203-349
| 1 |
Westport |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2015-11-15 |
|
203-349
| 2 |
Westport |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2012-04-13 |
|
203-349
| 3 |
Westport |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2012-11-26 |
|
203-349
| 4 |
Westport |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-349
| 5 |
Westport |
CT |
NRWLCT028MD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
2010-09-23 |
|
203-349
| 6 |
Westport |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2015-05-08 |
|
203-349
| 7 |
Westport |
CT |
NRWLCTCVDS0 |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
2011-05-27 |
|
203-349
| 8 |
Westport |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2004-12-01 |
|
203-349
| 9 |
Westport |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2016-02-15 |
|
203-350
| A |
Madison |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-350
| 0 |
Madison |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2008-05-13 |
|
203-350
| 1 |
Madison |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-350
| 2 |
Madison |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2010-02-26 |
|
203-350
| 3 |
Madison |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2010-07-03 |
|
203-350
| 4 |
Madison |
CT |
NWLNCTCS6MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
920 |
|
2014-04-11 |
|
203-350
| 5 |
Madison |
CT |
NWHNCT02GT0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2007-09-07 |
|
203-350
| 6 |
Madison |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2019-08-09 |
|
203-350
| 7 |
Madison |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2020-07-05 |
|
203-350
| 8 |
Madison |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2014-06-30 |
|
203-350
| 9 |
Madison |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2008-11-29 |
|
203-351
| A |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-352
| A |
Stamford |
CT |
SMFRCT01DS1 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-353
| A |
Stamford |
CT |
SMFRCT01DS1 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-354
| A |
Norwalk |
CT |
NRWLCT02YMD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
203-355
| A |
Stamford |
CT |
NRWLCT02YMD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
203-356
| A |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-356
| 0 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-356
| 1 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-356
| 2 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-356
| 3 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-356
| 4 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-356
| 5 |
Stamford |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2014-10-01 |
|
203-356
| 6 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-356
| 7 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-356
| 8 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-356
| 9 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-357
| A |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-357
| 0 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-357
| 1 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-357
| 2 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-357
| 3 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-357
| 4 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
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Last updated: Wed, 07 Feb 2024 04:12:25 UTC
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