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 |
| 313-288
| 2 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2010-03-05 |
|
| 313-288
| 3 |
|
829J PAETEC ITEL, LLC |
340 |
|
2009-06-12 |
|
| 313-288
| 4 |
|
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
340 |
|
2010-02-15 |
|
| 313-288
| 5 |
|
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
340 |
|
2010-02-15 |
|
| 313-288
| 6 |
|
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
340 |
|
2010-03-30 |
|
| 313-288
| 7 |
|
046L CLEAR RATE COMMUNICATIONS, LLC |
340 |
|
2009-11-14 |
|
| 313-288
| 8 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2010-03-12 |
|
| 313-288
| 9 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2010-03-12 |
|
| 313-306
| A |
SFLDMIMNXRX |
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
|
|
| 313-306
| 0 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2018-11-23 |
|
| 313-306
| 1 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2018-11-23 |
|
| 313-306
| 2 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2018-11-23 |
|
| 313-306
| 3 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2018-11-23 |
|
| 313-306
| 4 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2018-12-14 |
|
| 313-306
| 5 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2018-12-14 |
|
| 313-306
| 6 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2019-03-03 |
|
| 313-306
| 7 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2019-05-09 |
|
| 313-306
| 8 |
|
543C ONVOY, LLCV - MI |
340 |
|
2019-03-23 |
|
| 313-306
| 9 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
340 |
|
2018-11-24 |
|
| 313-307
| A |
SFLDMITODS2 |
543C ONVOY, LLCV - MI |
340 |
|
|
|
| 313-307
| 0 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
340 |
|
2013-11-19 |
|
| 313-307
| 1 |
|
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
340 |
|
2013-12-23 |
|
| 313-307
| 2 |
|
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
340 |
|
2013-12-23 |
|
| 313-307
| 3 |
|
543C ONVOY, LLCV - MI |
340 |
|
2013-11-16 |
|
| 313-307
| 4 |
|
543C ONVOY, LLCV - MI |
340 |
|
2013-11-16 |
|
| 313-307
| 5 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2014-02-24 |
|
| 313-307
| 6 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2014-04-14 |
|
| 313-307
| 7 |
|
318J COMCAST IP PHONE, LLC |
340 |
|
2014-02-09 |
|
| 313-307
| 8 |
|
516C AT&T CORP. |
340 |
|
2014-04-28 |
|
| 313-307
| 9 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2014-07-19 |
|
| 313-325
| A |
CMPTMIIFCM0 |
9748 AMERICAN MESSAGING SERVICES, LLC |
340 |
|
|
|
| 313-340
| A |
DTRTMIUVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-340
| 0 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-340
| 1 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-340
| 2 |
|
516C AT&T CORP. |
340 |
|
2013-01-03 |
|
| 313-340
| 3 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-340
| 4 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-340
| 5 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-340
| 6 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-340
| 7 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-340
| 8 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-340
| 9 |
|
318J COMCAST IP PHONE, LLC |
340 |
|
2007-02-04 |
|
| 313-341
| A |
DTRTMIUVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-342
| A |
DTRTMIUVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-345
| A |
DTRTMIUVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-364
| A |
SFLDMIMNXRX |
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
|
|
| 313-364
| 0 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2018-06-01 |
|
| 313-364
| 1 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2018-07-27 |
|
| 313-364
| 2 |
|
5562 METROPCS, INC. |
340 |
|
2018-08-03 |
|
| 313-364
| 3 |
|
5562 METROPCS, INC. |
340 |
|
2018-08-03 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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