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 |
203-551
| 0 |
Bridgeport |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2006-09-30 |
|
203-551
| 1 |
Bridgeport |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
2006-09-20 |
|
203-551
| 2 |
Bridgeport |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-551
| 3 |
Bridgeport |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-551
| 4 |
Bridgeport |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2007-10-08 |
|
203-551
| 5 |
Bridgeport |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-551
| 6 |
Bridgeport |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-551
| 7 |
Bridgeport |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-551
| 8 |
Bridgeport |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-551
| 9 |
Bridgeport |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2006-07-01 |
|
203-552
| A |
Byram |
CT |
GNWCCTGNDS0 |
9104 VERIZON NEW YORK, INC. |
132 |
|
|
|
203-552
| 0 |
Byram |
CT |
GNWCCTGNDS0 |
9104 VERIZON NEW YORK, INC. |
132 |
|
|
|
203-552
| 1 |
Byram |
CT |
GNWCCTGNDS0 |
9104 VERIZON NEW YORK, INC. |
132 |
|
|
|
203-552
| 2 |
Byram |
CT |
WHPLNYWPXOY |
199F BANDWIDTH.COM CLEC, LLC - CT |
132 |
|
2010-03-11 |
|
203-552
| 3 |
Byram |
CT |
GNWCCTGNDS0 |
9104 VERIZON NEW YORK, INC. |
132 |
|
|
|
203-552
| 4 |
Byram |
CT |
GNWCCTGNDS0 |
9104 VERIZON NEW YORK, INC. |
132 |
|
|
|
203-552
| 5 |
Byram |
CT |
GNWCCTGNDS0 |
9104 VERIZON NEW YORK, INC. |
132 |
|
|
|
203-552
| 6 |
Byram |
CT |
GNWCCTGNDS0 |
9104 VERIZON NEW YORK, INC. |
132 |
|
|
|
203-552
| 7 |
Byram |
CT |
GNWCCTGNDS0 |
9104 VERIZON NEW YORK, INC. |
132 |
|
|
|
203-552
| 8 |
Byram |
CT |
GNWCCTGNDS0 |
9104 VERIZON NEW YORK, INC. |
132 |
|
|
|
203-552
| 9 |
Byram |
CT |
GNWCCTGNDS0 |
9104 VERIZON NEW YORK, INC. |
132 |
|
|
|
203-553
| A |
New Haven |
CT |
NWHNCT03DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-553
| 0 |
New Haven |
CT |
NWHNCT03DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-553
| 1 |
New Haven |
CT |
NWHNCT03DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-553
| 2 |
New Haven |
CT |
NWHNCT03DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-553
| 3 |
New Haven |
CT |
NWHNCT03DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-553
| 4 |
New Haven |
CT |
NWHNCT03DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-553
| 5 |
New Haven |
CT |
NWHNCT03DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-553
| 6 |
New Haven |
CT |
NWHNCT03DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-553
| 7 |
New Haven |
CT |
HRFRCTCR3MD |
318J COMCAST IP PHONE, LLC |
920 |
|
2008-09-26 |
|
203-553
| 8 |
New Haven |
CT |
NWHNCT03DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-553
| 9 |
New Haven |
CT |
NRWLCT028MD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
2011-08-26 |
|
203-554
| A |
Stamford |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
|
|
203-556
| A |
Bridgeport |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
|
|
203-557
| A |
Westport |
CT |
NRWLCT02YMD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
203-557
| 0 |
Westport |
CT |
NRWLCTCVDS0 |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
203-557
| 1 |
Westport |
CT |
NRWLCTCVDS0 |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
203-557
| 2 |
Westport |
CT |
NRWLCTCVDS0 |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
203-557
| 3 |
Westport |
CT |
NRWLCTCVDS0 |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
203-557
| 4 |
Westport |
CT |
NRWLCTCVDS0 |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
203-557
| 5 |
Westport |
CT |
NRWLCTCVDS0 |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
203-557
| 6 |
Westport |
CT |
NRWLCT028MD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
2015-07-25 |
|
203-557
| 7 |
Westport |
CT |
NRWLCTCVDS0 |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
203-557
| 8 |
Westport |
CT |
NRWLCTCVDS0 |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
203-557
| 9 |
Westport |
CT |
NRWLCTCVDS0 |
4950 CABLEVISION LIGHTPATH, INC. - CT |
920 |
|
|
|
203-558
| A |
Waterbury |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
|
|
203-559
| A |
Darien |
CT |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
203-559
| 0 |
Darien |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2004-02-02 |
|
203-559
| 1 |
Darien |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2004-02-02 |
|
203-559
| 2 |
Darien |
CT |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
2007-04-11 |
|
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Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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