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 |
203-539
| 2 |
Stamford |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2013-10-01 |
|
203-539
| 3 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-539
| 4 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-539
| 5 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-539
| 6 |
Stamford |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2006-12-21 |
|
203-539
| 7 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-539
| 8 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-539
| 9 |
Stamford |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2011-04-15 |
|
203-540
| A |
Bridgeport |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
|
|
203-540
| 0 |
Bridgeport |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2005-10-16 |
|
203-540
| 1 |
Bridgeport |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2005-10-16 |
|
203-540
| 2 |
Bridgeport |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2006-04-15 |
|
203-540
| 3 |
Bridgeport |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2006-03-06 |
|
203-540
| 4 |
Bridgeport |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2006-03-06 |
|
203-540
| 5 |
Bridgeport |
CT |
NRWLCT028MD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
2006-04-10 |
|
203-540
| 6 |
Bridgeport |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2006-04-15 |
|
203-540
| 7 |
Bridgeport |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2005-09-19 |
|
203-540
| 8 |
Bridgeport |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2005-09-19 |
|
203-540
| 9 |
Bridgeport |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2005-03-25 |
|
203-541
| A |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-541
| 0 |
Stamford |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2010-07-03 |
|
203-541
| 1 |
Stamford |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2015-01-01 |
|
203-541
| 2 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-541
| 3 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-541
| 4 |
Stamford |
CT |
NRWLCTCVDS0 |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
2008-05-16 |
|
203-541
| 5 |
Stamford |
CT |
SMFRCTATXMD |
3083 PAETEC COMMUNICATIONS, LLC - CT |
920 |
|
2009-03-30 |
|
203-541
| 6 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-541
| 7 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-541
| 8 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-541
| 9 |
Stamford |
CT |
SMFRCT01DS2 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-542
| A |
Greenwich |
CT |
WHPLNYWPX3X |
7421 AT&T - LOCAL |
132 |
|
|
|
203-542
| 0 |
Greenwich |
CT |
NYCMNY83DSZ |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
132 |
|
2005-05-27 |
|
203-542
| 1 |
Greenwich |
CT |
WHPLNYWPX8X |
3863 CTC COMMUNICATIONS CORP. - CT |
132 |
|
2003-09-13 |
|
203-542
| 2 |
Greenwich |
CT |
GNWCCTGNX5Y |
4950 CABLEVISION LIGHTPATH, INC. - CT |
132 |
|
2004-11-18 |
|
203-542
| 3 |
Greenwich |
CT |
WHPLNYWPX3X |
7421 AT&T - LOCAL |
132 |
|
|
|
203-542
| 4 |
Greenwich |
CT |
GNWCCTGNX5Y |
4950 CABLEVISION LIGHTPATH, INC. - CT |
132 |
|
2003-03-20 |
|
203-542
| 5 |
Greenwich |
CT |
GNWCCTGNX5Y |
4950 CABLEVISION LIGHTPATH, INC. - CT |
132 |
|
2003-03-13 |
|
203-542
| 6 |
Greenwich |
CT |
GNWCCTGNX5Y |
4950 CABLEVISION LIGHTPATH, INC. - CT |
132 |
|
2003-03-13 |
|
203-542
| 7 |
Greenwich |
CT |
NYCMNY83DSZ |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
132 |
|
2005-05-27 |
|
203-542
| 8 |
Greenwich |
CT |
NYCMNY83DSZ |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
132 |
|
2002-06-30 |
|
203-542
| 9 |
Greenwich |
CT |
WHPLNYWPXOY |
199F BANDWIDTH.COM CLEC, LLC - CT |
132 |
|
2011-04-02 |
|
203-543
| A |
Bridgeport |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
|
|
203-544
| A |
Georgetown |
CT |
GRTWCT00RS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-544
| 0 |
Georgetown |
CT |
GRTWCT00RS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-544
| 1 |
Georgetown |
CT |
GRTWCT00RS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-544
| 2 |
Georgetown |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2014-10-23 |
|
203-544
| 3 |
Georgetown |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2014-11-21 |
|
203-544
| 4 |
Georgetown |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2012-09-07 |
|
203-544
| 5 |
Georgetown |
CT |
NWHNCT02GT0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2011-07-06 |
|
203-544
| 6 |
Georgetown |
CT |
NWLNCTCS6MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
920 |
|
2014-07-08 |
|
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Last updated: Wed, 07 Feb 2024 04:12:25 UTC
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