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 |
203-433
| 0 |
Branford |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2008-05-15 |
|
203-433
| 1 |
Branford |
CT |
NWHNCT030MD |
3863 CTC COMMUNICATIONS CORP. - CT |
920 |
|
2004-12-06 |
|
203-433
| 2 |
Branford |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2010-12-25 |
|
203-433
| 3 |
Branford |
CT |
HRFRCTASDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
920 |
|
2008-08-01 |
|
203-433
| 4 |
Branford |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
2008-09-01 |
|
203-433
| 5 |
Branford |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2011-01-31 |
|
203-433
| 6 |
Branford |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2020-07-05 |
|
203-433
| 7 |
Branford |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2012-09-22 |
|
203-433
| 8 |
Branford |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2005-12-09 |
|
203-433
| 9 |
Branford |
CT |
|
145J TERRA NOVA TELECOM INC. |
920 |
|
2022-08-03 |
|
203-434
| A |
Norwalk |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
|
|
203-435
| A |
New Haven |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
|
|
203-436
| A |
New Haven |
CT |
NWHNCT03DS3 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-437
| A |
Waterbury |
CT |
HRFRCTASDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
920 |
|
|
|
203-437
| 0 |
Waterbury |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2003-10-11 |
|
203-437
| 1 |
Waterbury |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2003-10-11 |
|
203-437
| 2 |
Waterbury |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2003-12-06 |
|
203-437
| 3 |
Waterbury |
CT |
HRFRCTASDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
920 |
|
|
|
203-437
| 4 |
Waterbury |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2003-03-02 |
|
203-437
| 5 |
Waterbury |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2004-02-15 |
|
203-437
| 6 |
Waterbury |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2005-02-19 |
|
203-437
| 7 |
Waterbury |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2004-10-27 |
|
203-437
| 8 |
Waterbury |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
2009-08-31 |
|
203-437
| 9 |
Waterbury |
CT |
HRFRCTASDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
920 |
|
|
|
203-438
| A |
Ridgefield |
CT |
RDFDCT00RS1 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-439
| A |
Cheshire |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
|
|
203-439
| 0 |
Cheshire |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
|
|
203-439
| 1 |
Cheshire |
CT |
|
5562 METROPCS, INC. |
920 |
|
2006-09-26 |
|
203-439
| 2 |
Cheshire |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
2006-09-19 |
|
203-439
| 3 |
Cheshire |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2016-08-11 |
|
203-439
| 4 |
Cheshire |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2016-08-11 |
|
203-439
| 5 |
Cheshire |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2017-09-29 |
|
203-439
| 6 |
Cheshire |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2016-07-14 |
|
203-439
| 7 |
Cheshire |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
|
|
203-439
| 8 |
Cheshire |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
2014-10-10 |
|
203-439
| 9 |
Cheshire |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
|
|
203-440
| A |
Meriden |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
|
|
203-440
| 0 |
Meriden |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
|
|
203-440
| 1 |
Meriden |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
|
|
203-440
| 2 |
Meriden |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
|
|
203-440
| 3 |
Meriden |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
|
|
203-440
| 4 |
Meriden |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
|
|
203-440
| 5 |
Meriden |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2013-07-08 |
|
203-440
| 6 |
Meriden |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2013-11-03 |
|
203-440
| 7 |
Meriden |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2013-11-03 |
|
203-440
| 8 |
Meriden |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2014-03-14 |
|
203-440
| 9 |
Meriden |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
2005-06-11 |
|
203-441
| A |
Wolcott |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-441
| 0 |
Wolcott |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2008-11-29 |
|
203-441
| 1 |
Wolcott |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2015-05-11 |
|
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Last updated: Wed, 07 Feb 2024 04:12:25 UTC
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