Local Calling Guide
Area code/prefix search
Port Sanilac, MI
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 810-201
| A |
DTRTMIAPG00 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
340 |
|
|
|
| 810-201
| 0 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
340 |
|
2004-05-10 |
|
| 810-201
| 1 |
|
3535 ACD TELECOM, INC. - MI |
340 |
|
2005-07-28 |
|
| 810-201
| 2 |
|
817J INTERACTIVE SERVICES NETWORK, INC. |
340 |
|
2005-09-04 |
|
| 810-201
| 4 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
340 |
|
2006-11-08 |
|
| 810-201
| 5 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
340 |
|
2008-02-29 |
|
| 810-201
| 6 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
340 |
|
2014-05-03 |
|
| 810-201
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
340 |
|
2014-03-31 |
|
| 810-201
| 8 |
|
543C ONVOY, LLCV - MI |
340 |
|
2015-08-05 |
|
| 810-201
| 9 |
|
543C ONVOY, LLCV - MI |
340 |
|
2016-02-24 |
|
| 810-425
| A |
SFLDMIBVDS0 |
770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI |
340 |
|
|
|
| 810-425
| 0 |
|
770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI |
340 |
|
|
|
| 810-425
| 1 |
|
543C ONVOY, LLCV - MI |
340 |
|
2016-02-24 |
|
| 810-425
| 2 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2021-11-21 |
|
| 810-425
| 3 |
|
516C AT&T CORP. |
340 |
|
2011-05-31 |
|
| 810-425
| 4 |
|
145J TERRA NOVA TELECOM INC. |
340 |
|
2023-08-06 |
|
| 810-425
| 5 |
|
543C ONVOY, LLCV - MI |
340 |
|
2013-01-31 |
|
| 810-425
| 7 |
|
543C ONVOY, LLCV - MI |
340 |
|
2016-04-01 |
|
| 810-425
| 8 |
|
543C ONVOY, LLCV - MI |
340 |
|
2016-04-01 |
|
| 810-425
| 9 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
340 |
|
2016-12-11 |
|
| 810-622
| A |
PTSNMIMNRSA |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 810-622
| 0 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 810-622
| 6 |
|
516J TON80 COMMUNICATIONS, LLC |
340 |
|
2022-04-05 |
|
| 810-622
| 7 |
|
046L CLEAR RATE COMMUNICATIONS, LLC |
340 |
|
2010-06-12 |
|
| 810-622
| 8 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 810-622
| 9 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 810-645
| A |
FLNTMICD0MD |
829J PAETEC ITEL, LLC |
340 |
|
|
|
| 810-645
| 2 |
|
543C ONVOY, LLCV - MI |
340 |
|
2021-03-05 |
|
| 810-645
| 3 |
|
543C ONVOY, LLCV - MI |
340 |
|
2021-03-05 |
|
| 810-645
| 4 |
|
829J PAETEC ITEL, LLC |
340 |
|
2009-11-16 |
|
| 810-645
| 5 |
|
829J PAETEC ITEL, LLC |
340 |
|
2004-03-09 |
|
| 810-645
| 6 |
|
624H ONVOY SPECTRUM, LLC |
340 |
|
2021-06-15 |
|
| 810-645
| 7 |
|
318J COMCAST IP PHONE, LLC |
340 |
|
2021-01-22 |
|
| 810-645
| 8 |
|
543C ONVOY, LLCV - MI |
340 |
|
2019-03-23 |
|
| 810-645
| 9 |
|
543C ONVOY, LLCV - MI |
340 |
|
2019-03-23 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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