Local Calling Guide
Area code/prefix search
Byron, MI
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 810-209
| A |
FLNTMICD0MD |
829J PAETEC ITEL, LLC |
340 |
|
|
|
| 810-209
| 0 |
|
3535 ACD TELECOM, INC. - MI |
340 |
|
2005-07-23 |
|
| 810-209
| 1 |
|
543C ONVOY, LLCV - MI |
340 |
|
2012-04-07 |
|
| 810-209
| 2 |
|
543C ONVOY, LLCV - MI |
340 |
|
2012-12-29 |
|
| 810-209
| 3 |
|
543C ONVOY, LLCV - MI |
340 |
|
2013-01-31 |
|
| 810-209
| 4 |
|
543C ONVOY, LLCV - MI |
340 |
|
2016-03-31 |
|
| 810-209
| 5 |
|
829J PAETEC ITEL, LLC |
340 |
|
2004-03-09 |
|
| 810-209
| 6 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
340 |
|
2014-04-12 |
|
| 810-209
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
340 |
|
2014-03-20 |
|
| 810-209
| 8 |
|
543C ONVOY, LLCV - MI |
340 |
|
2016-03-31 |
|
| 810-209
| 9 |
|
543C ONVOY, LLCV - MI |
340 |
|
2019-03-15 |
|
| 810-266
| A |
BYRNMIBYRSA |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 810-266
| 0 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
340 |
|
2006-02-11 |
|
| 810-266
| 1 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
340 |
|
2008-01-29 |
|
| 810-266
| 2 |
|
490J DISH WIRELESS, LLC |
340 |
|
2022-12-01 |
|
| 810-266
| 3 |
|
624H ONVOY SPECTRUM, LLC |
340 |
|
2021-06-13 |
|
| 810-266
| 4 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 810-266
| 5 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 810-266
| 6 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 810-266
| 7 |
|
046L CLEAR RATE COMMUNICATIONS, LLC |
340 |
|
2010-06-12 |
|
| 810-266
| 8 |
|
624H ONVOY SPECTRUM, LLC |
340 |
|
2021-11-21 |
|
| 810-370
| A |
SFLDMIBVDS0 |
770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI |
340 |
|
|
|
| 810-370
| 0 |
|
543C ONVOY, LLCV - MI |
340 |
|
2018-09-13 |
|
| 810-370
| 1 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
340 |
|
2007-02-25 |
|
| 810-370
| 3 |
|
3535 ACD TELECOM, INC. - MI |
340 |
|
2005-12-09 |
|
| 810-370
| 4 |
|
516C AT&T CORP. |
340 |
|
2007-02-22 |
|
| 810-370
| 6 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
340 |
|
2008-02-12 |
|
| 810-370
| 7 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
340 |
|
2008-02-12 |
|
| 810-370
| 8 |
|
543C ONVOY, LLCV - MI |
340 |
|
2019-03-15 |
|
| 810-370
| 9 |
|
770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI |
340 |
|
|
|
| 810-692
| A |
SFLDMIDNDS6 |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
340 |
|
|
|
| 810-692
| 0 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2021-11-06 |
|
| 810-692
| 1 |
|
543C ONVOY, LLCV - MI |
340 |
|
2020-06-14 |
|
| 810-692
| 2 |
|
829J PAETEC ITEL, LLC |
340 |
|
2009-11-16 |
|
| 810-692
| 3 |
|
543C ONVOY, LLCV - MI |
340 |
|
2020-06-14 |
|
| 810-692
| 5 |
|
543C ONVOY, LLCV - MI |
340 |
|
2021-03-05 |
|
| 810-692
| 6 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
340 |
|
|
|
| 810-692
| 7 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
340 |
|
2021-05-01 |
|
| 810-692
| 8 |
|
543C ONVOY, LLCV - MI |
340 |
|
2021-03-05 |
|
| 810-692
| 9 |
|
624H ONVOY SPECTRUM, LLC |
340 |
|
2021-11-21 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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