Local Calling Guide
Area code/prefix search
Ridgefield, CT
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 203-244
| A |
|
612K CSC VOICE, LLC |
920 |
|
|
|
| 203-244
| 0 |
|
624H ONVOY SPECTRUM, LLC |
920 |
|
2021-11-08 |
|
| 203-244
| 1 |
|
624H ONVOY SPECTRUM, LLC |
920 |
|
2021-11-08 |
|
| 203-244
| 2 |
|
829J PAETEC ITEL, LLC |
920 |
|
2005-03-12 |
|
| 203-244
| 3 |
|
612K CSC VOICE, LLC |
920 |
|
2003-05-19 |
|
| 203-244
| 4 |
|
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2004-06-12 |
|
| 203-244
| 5 |
|
318J COMCAST IP PHONE, LLC |
920 |
|
2004-12-18 |
|
| 203-244
| 6 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
920 |
|
2006-06-09 |
|
| 203-244
| 7 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2010-07-03 |
|
| 203-244
| 8 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2010-10-15 |
|
| 203-244
| 9 |
|
145J TERRA NOVA TELECOM INC. |
920 |
|
2021-10-27 |
|
| 203-403
| A |
HRFRCTCRDS0 |
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
| 203-403
| 0 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2014-04-19 |
|
| 203-403
| 1 |
|
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
|
|
| 203-403
| 2 |
|
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2008-05-13 |
|
| 203-403
| 3 |
|
318J COMCAST IP PHONE, LLC |
920 |
|
2008-12-13 |
|
| 203-403
| 4 |
|
829J PAETEC ITEL, LLC |
920 |
|
2004-09-28 |
|
| 203-403
| 5 |
|
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2007-09-07 |
|
| 203-403
| 6 |
|
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2011-02-26 |
|
| 203-403
| 7 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2012-06-08 |
|
| 203-403
| 8 |
|
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2013-11-02 |
|
| 203-403
| 9 |
|
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2001-05-07 |
|
| 203-431
| A |
RDFDCT00RS1 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-438
| A |
RDFDCT00RS1 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-894
| A |
RDFDCT00RS1 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-894
| 0 |
|
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-894
| 1 |
|
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-894
| 2 |
|
539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT |
920 |
|
2013-04-28 |
|
| 203-894
| 3 |
|
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-894
| 4 |
|
829J PAETEC ITEL, LLC |
920 |
|
2013-06-04 |
|
| 203-894
| 5 |
|
318J COMCAST IP PHONE, LLC |
920 |
|
2012-07-08 |
|
| 203-894
| 6 |
|
539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT |
920 |
|
2013-04-28 |
|
| 203-894
| 7 |
|
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-894
| 8 |
|
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 203-894
| 9 |
|
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 475-215
| A |
NWLNCTCS6MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
920 |
|
|
|
| 475-215
| 0 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2015-02-09 |
|
| 475-215
| 1 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2015-05-24 |
|
| 475-215
| 2 |
|
639C ONVOY, LLC - CT |
920 |
|
2019-08-09 |
|
| 475-215
| 3 |
|
639C ONVOY, LLC - CT |
920 |
|
2019-08-09 |
|
| 475-215
| 4 |
|
539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT |
920 |
|
2019-12-16 |
|
| 475-215
| 5 |
|
318J COMCAST IP PHONE, LLC |
920 |
|
2014-11-27 |
|
| 475-215
| 6 |
|
639C ONVOY, LLC - CT |
920 |
|
2015-05-15 |
|
| 475-215
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
920 |
|
2014-08-25 |
|
| 475-215
| 8 |
|
318J COMCAST IP PHONE, LLC |
920 |
|
2019-05-20 |
|
| 475-215
| 9 |
|
073H TELNYX LLC |
920 |
|
2018-05-02 |
|
| 475-426
| A |
HRFRCT03XSX |
516J TON80 COMMUNICATIONS, LLC |
920 |
|
|
|
| 475-426
| 0 |
|
515J IP HORIZON LLC |
920 |
|
2022-08-04 |
|
| 475-426
| 1 |
|
639C ONVOY, LLC - CT |
920 |
|
2023-08-18 |
|
| 475-426
| 2 |
|
639C ONVOY, LLC - CT |
920 |
|
2023-08-18 |
|
| 475-426
| 3 |
|
516J TON80 COMMUNICATIONS, LLC |
920 |
|
2022-03-16 |
|
| 475-426
| 4 |
|
639C ONVOY, LLC - CT |
920 |
|
2023-08-18 |
|
| 475-426
| 5 |
|
318J COMCAST IP PHONE, LLC |
920 |
|
2022-06-28 |
|
| 475-426
| 6 |
|
624H ONVOY SPECTRUM, LLC |
920 |
|
2022-03-17 |
|
| 475-426
| 7 |
|
624H ONVOY SPECTRUM, LLC |
920 |
|
2022-03-17 |
|
| 475-426
| 8 |
|
318J COMCAST IP PHONE, LLC |
920 |
|
2022-06-28 |
|
| 475-426
| 9 |
|
639C ONVOY, LLC - CT |
920 |
|
2023-08-18 |
|
| 475-575
| A |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
|
|
| 475-575
| 0 |
|
073H TELNYX LLC |
920 |
|
2020-10-16 |
|
| 475-575
| 1 |
|
639C ONVOY, LLC - CT |
920 |
|
2020-07-12 |
|
| 475-575
| 2 |
|
639C ONVOY, LLC - CT |
920 |
|
2020-07-12 |
|
| 475-575
| 3 |
|
539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT |
920 |
|
2021-05-31 |
|
| 475-575
| 5 |
|
639C ONVOY, LLC - CT |
920 |
|
2020-11-16 |
|
| 475-575
| 6 |
|
639C ONVOY, LLC - CT |
920 |
|
2021-04-15 |
|
| 475-575
| 7 |
|
639C ONVOY, LLC - CT |
920 |
|
2020-11-16 |
|
| 475-575
| 8 |
|
639C ONVOY, LLC - CT |
920 |
|
2021-04-15 |
|
| 475-575
| 9 |
|
624H ONVOY SPECTRUM, LLC |
920 |
|
2021-03-12 |
|
Last updated: Tue, 13 Jan 2026 21:50:02 UTC
Sponsored by: VoIP Much Phone Company
Like this site? We accept donations via PayPal.