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 |
203-716
| 9 |
New Canaan |
CT |
SMFRCTQI9MD |
3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT |
920 |
|
|
|
203-717
| A |
Greenwich |
CT |
WHPLNYWPFMD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
132 |
|
|
|
203-717
| 0 |
Greenwich |
CT |
NYCMNYZRDBS |
539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT |
132 |
|
2012-09-15 |
|
203-717
| 1 |
Greenwich |
CT |
WHPLNYWPFMD |
4950 CABLEVISION LIGHTPATH, INC. - CT |
132 |
|
2011-03-28 |
|
203-717
| 2 |
Greenwich |
CT |
NYCMNY83D1S |
350E YMAX COMMUNICATIONS CORP. - CT |
132 |
|
2011-07-11 |
|
203-717
| 3 |
Greenwich |
CT |
NYCMNY83D1S |
350E YMAX COMMUNICATIONS CORP. - CT |
132 |
|
2011-07-11 |
|
203-717
| 4 |
Greenwich |
CT |
NYCMNYBXDSL |
639C ONVOY, LLC - CT |
132 |
|
2016-10-31 |
|
203-717
| 5 |
Greenwich |
CT |
NYCMNYBXDSL |
639C ONVOY, LLC - CT |
132 |
|
2018-04-02 |
|
203-717
| 6 |
Greenwich |
CT |
NYCMNYBXYMD |
3083 PAETEC COMMUNICATIONS, LLC - CT |
132 |
|
2012-09-03 |
|
203-717
| 7 |
Greenwich |
CT |
NYCMNYBXDSL |
639C ONVOY, LLC - CT |
132 |
|
2013-11-03 |
|
203-717
| 8 |
Greenwich |
CT |
NYCMNY83D1S |
350E YMAX COMMUNICATIONS CORP. - CT |
132 |
|
2011-04-28 |
|
203-717
| 9 |
Greenwich |
CT |
NYCMNYBXDSL |
639C ONVOY, LLC - CT |
132 |
|
2018-03-08 |
|
203-718
| A |
Cheshire |
CT |
SMFRCTQI9MD |
3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT |
920 |
|
|
|
203-718
| 0 |
Cheshire |
CT |
HRFRCT0380Z |
539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT |
920 |
|
2013-05-03 |
|
203-718
| 1 |
Cheshire |
CT |
WTRBCT001MD |
3863 CTC COMMUNICATIONS CORP. - CT |
920 |
|
2004-06-06 |
|
203-718
| 2 |
Cheshire |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
203-718
| 3 |
Cheshire |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2020-11-22 |
|
203-718
| 4 |
Cheshire |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
|
|
203-718
| 5 |
Cheshire |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2020-11-22 |
|
203-718
| 6 |
Cheshire |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2015-05-10 |
|
203-718
| 7 |
Cheshire |
CT |
NWLNCTCS6MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
920 |
|
2014-09-29 |
|
203-718
| 8 |
Cheshire |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2011-05-27 |
|
203-718
| 9 |
Cheshire |
CT |
SMFRCTQI9MD |
3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT |
920 |
|
|
|
203-719
| A |
Stamford |
CT |
SMFRCTDSDS0 |
7230 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT |
920 |
|
|
|
203-720
| A |
Naugatuck |
CT |
NGTCCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-720
| 0 |
Naugatuck |
CT |
NGTCCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-720
| 1 |
Naugatuck |
CT |
NGTCCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-720
| 2 |
Naugatuck |
CT |
NGTCCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-720
| 3 |
Naugatuck |
CT |
NGTCCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-720
| 4 |
Naugatuck |
CT |
NGTCCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-720
| 5 |
Naugatuck |
CT |
NGTCCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-720
| 6 |
Naugatuck |
CT |
HRFRCT03HMD |
073H TELNYX LLC |
920 |
|
2018-05-02 |
|
203-720
| 7 |
Naugatuck |
CT |
NGTCCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-720
| 8 |
Naugatuck |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2012-04-07 |
|
203-720
| 9 |
Naugatuck |
CT |
NGTCCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-721
| A |
Waterbury |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
|
|
203-721
| 0 |
Waterbury |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2009-10-04 |
|
203-721
| 1 |
Waterbury |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2005-02-28 |
|
203-721
| 2 |
Waterbury |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2008-08-18 |
|
203-721
| 3 |
Waterbury |
CT |
BLFDCTAP2MD |
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2011-01-13 |
|
203-721
| 4 |
Waterbury |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2008-10-30 |
|
203-721
| 5 |
Waterbury |
CT |
HRFRCTASBMD |
6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT |
920 |
|
2008-10-30 |
|
203-721
| 6 |
Waterbury |
CT |
SMFRCTPU4MD |
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2008-12-10 |
|
203-721
| 7 |
Waterbury |
CT |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2010-07-03 |
|
203-721
| 8 |
Waterbury |
CT |
HRFRCTASDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
920 |
|
2008-08-01 |
|
203-721
| 9 |
Waterbury |
CT |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
2022-08-22 |
|
203-722
| A |
Norwalk |
CT |
MDTWCTNIGT1 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
920 |
|
|
|
203-723
| A |
Naugatuck |
CT |
NGTCCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-723
| 0 |
Naugatuck |
CT |
NGTCCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
203-723
| 1 |
Naugatuck |
CT |
NGTCCT00DS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
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Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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