Local Calling Guide
Area code/prefix search
Thomaston, CT
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 860-283
| A |
THTNCT00RS0 |
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
|
|
| 860-484
| A |
BLFDCTAP2MD |
5562 METROPCS, INC. |
920 |
|
|
|
| 860-484
| 0 |
|
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2008-05-19 |
|
| 860-484
| 1 |
|
5562 METROPCS, INC. |
920 |
|
2005-09-12 |
|
| 860-484
| 2 |
|
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
|
|
| 860-484
| 3 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2008-11-29 |
|
| 860-484
| 4 |
|
612K CSC VOICE, LLC |
920 |
|
2003-07-01 |
|
| 860-484
| 5 |
|
318J COMCAST IP PHONE, LLC |
920 |
|
2006-11-30 |
|
| 860-484
| 6 |
|
829J PAETEC ITEL, LLC |
920 |
|
2005-03-10 |
|
| 860-484
| 7 |
|
4800 LEVEL 3 COMMUNICATIONS, LLC - CT |
920 |
|
2005-09-08 |
|
| 860-484
| 8 |
|
829J PAETEC ITEL, LLC |
920 |
|
2006-12-28 |
|
| 860-484
| 9 |
|
5562 METROPCS, INC. |
920 |
|
2002-12-11 |
|
| 860-880
| A |
HRFRCT0379Z |
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
|
|
| 860-880
| 0 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2010-04-12 |
|
| 860-880
| 1 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2010-09-12 |
|
| 860-880
| 2 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2011-05-19 |
|
| 860-880
| 3 |
|
639C ONVOY, LLC - CT |
920 |
|
2015-05-15 |
|
| 860-880
| 4 |
|
7143 TELEPORT COMMUNICATIONS AMERICA, LLC - CT |
920 |
|
2017-05-19 |
|
| 860-880
| 5 |
|
9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT |
920 |
|
2011-04-26 |
|
| 860-880
| 6 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
920 |
|
2014-07-09 |
|
| 860-880
| 7 |
|
539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT |
920 |
|
2013-05-04 |
|
| 860-880
| 8 |
|
612K CSC VOICE, LLC |
920 |
|
2011-10-30 |
|
| 860-880
| 9 |
|
539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT |
920 |
|
2013-05-04 |
|
| 959-800
| A |
HRFRCTBCDS1 |
639C ONVOY, LLC - CT |
920 |
|
|
|
| 959-800
| 0 |
|
639C ONVOY, LLC - CT |
920 |
|
2019-09-13 |
|
| 959-800
| 1 |
|
073H TELNYX LLC |
920 |
|
2019-09-14 |
|
| 959-800
| 2 |
|
639C ONVOY, LLC - CT |
920 |
|
2021-03-04 |
|
| 959-800
| 3 |
|
639C ONVOY, LLC - CT |
920 |
|
2021-03-04 |
|
| 959-800
| 4 |
|
639C ONVOY, LLC - CT |
920 |
|
2019-09-13 |
|
| 959-800
| 6 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2021-12-19 |
|
| 959-800
| 8 |
|
624H ONVOY SPECTRUM, LLC |
920 |
|
2021-03-13 |
|
| 959-800
| 9 |
|
624H ONVOY SPECTRUM, LLC |
920 |
|
2022-02-05 |
|
| 959-916
| A |
HRFRCT03XSX |
516J TON80 COMMUNICATIONS, LLC |
920 |
|
|
|
| 959-916
| 0 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2022-03-13 |
|
| 959-916
| 1 |
|
199F BANDWIDTH.COM CLEC, LLC - CT |
920 |
|
2022-03-19 |
|
| 959-916
| 7 |
|
6624 OMNIPOINT COMMUNICATIONS, INC. - CT |
920 |
|
2025-05-30 |
|
| 959-916
| 8 |
|
516J TON80 COMMUNICATIONS, LLC |
920 |
|
2022-03-12 |
|
| 959-916
| 9 |
|
515J IP HORIZON LLC |
920 |
|
2024-07-08 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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