Local Calling Guide
Area code/prefix search
Detroit Zone 4, MI
<< 1 2 3 4 5 6 7 8 9 10 11 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 313-636
| 0 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2016-06-12 |
|
| 313-636
| 1 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2016-10-23 |
|
| 313-636
| 2 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2016-10-23 |
|
| 313-636
| 3 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2016-10-23 |
|
| 313-636
| 4 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2017-02-10 |
|
| 313-636
| 5 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2017-02-10 |
|
| 313-636
| 6 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2017-02-10 |
|
| 313-636
| 7 |
|
543C ONVOY, LLCV - MI |
340 |
|
2017-12-09 |
|
| 313-636
| 8 |
|
543C ONVOY, LLCV - MI |
340 |
|
2017-12-09 |
|
| 313-636
| 9 |
|
543C ONVOY, LLCV - MI |
340 |
|
2017-12-09 |
|
| 313-646
| A |
WAYNMIMNXUX |
318J COMCAST IP PHONE, LLC |
340 |
|
|
|
| 313-646
| 0 |
|
5562 METROPCS, INC. |
340 |
|
2006-01-29 |
|
| 313-646
| 1 |
|
5562 METROPCS, INC. |
340 |
|
2008-02-04 |
|
| 313-646
| 2 |
|
318J COMCAST IP PHONE, LLC |
340 |
|
|
|
| 313-646
| 3 |
|
5562 METROPCS, INC. |
340 |
|
2006-01-29 |
|
| 313-646
| 4 |
|
318J COMCAST IP PHONE, LLC |
340 |
|
|
|
| 313-646
| 5 |
|
5562 METROPCS, INC. |
340 |
|
2006-01-29 |
|
| 313-646
| 6 |
|
318J COMCAST IP PHONE, LLC |
340 |
|
|
|
| 313-646
| 7 |
|
543C ONVOY, LLCV - MI |
340 |
|
2020-10-01 |
|
| 313-646
| 8 |
|
5562 METROPCS, INC. |
340 |
|
2006-10-26 |
|
| 313-646
| 9 |
|
318J COMCAST IP PHONE, LLC |
340 |
|
|
|
| 313-651
| A |
SFLDMIQJDS1 |
7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI |
340 |
|
|
|
| 313-651
| 1 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
340 |
|
2006-10-05 |
|
| 313-651
| 3 |
|
7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI |
340 |
|
2005-04-25 |
|
| 313-651
| 4 |
|
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
340 |
|
2011-12-30 |
|
| 313-651
| 5 |
|
318J COMCAST IP PHONE, LLC |
340 |
|
2008-03-03 |
|
| 313-651
| 6 |
|
5562 METROPCS, INC. |
340 |
|
2006-07-22 |
|
| 313-651
| 7 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
340 |
|
2006-10-05 |
|
| 313-651
| 8 |
|
9714 GRID 4 COMMUNICATIONS, INC. - MI |
340 |
|
2006-09-21 |
|
| 313-651
| 9 |
|
318J COMCAST IP PHONE, LLC |
340 |
|
2008-03-03 |
|
| 313-653
| A |
DTRTMIVTDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-653
| 0 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-653
| 1 |
|
543C ONVOY, LLCV - MI |
340 |
|
2007-06-23 |
|
| 313-653
| 2 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2016-05-08 |
|
| 313-653
| 3 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-653
| 4 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-653
| 5 |
|
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
340 |
|
2012-12-19 |
|
| 313-653
| 6 |
|
829J PAETEC ITEL, LLC |
340 |
|
2007-12-11 |
|
| 313-653
| 7 |
|
460K FIRST COMMUNICATIONS, LLC |
340 |
|
2008-07-10 |
|
| 313-653
| 8 |
|
829J PAETEC ITEL, LLC |
340 |
|
2007-09-26 |
|
| 313-653
| 9 |
|
5562 METROPCS, INC. |
340 |
|
2008-02-04 |
|
| 313-659
| A |
DTRTMIVTDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-659
| 0 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-659
| 1 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-659
| 2 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-659
| 3 |
|
543C ONVOY, LLCV - MI |
340 |
|
2007-05-18 |
|
| 313-659
| 4 |
|
543C ONVOY, LLCV - MI |
340 |
|
2022-11-26 |
|
| 313-659
| 5 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-659
| 6 |
|
318J COMCAST IP PHONE, LLC |
340 |
|
2012-12-21 |
|
| 313-659
| 7 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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