Local Calling Guide
Area code/prefix search
Detroit Zone 1, MI
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 313-360
| 8 |
DTRTMIBAUMD |
770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI |
340 |
|
2021-12-17 |
|
| 313-360
| 9 |
DTRTMIBAUMD |
770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI |
340 |
|
2021-12-17 |
|
| 313-361
| A |
DTRTMITEDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-373
| A |
DTRTMIBHDS1 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-373
| 0 |
DTRTMIBHDS1 |
9323 MICHIGAN BELL TEL CO |
340 |
|
2009-10-26 |
|
| 313-373
| 1 |
DTRTMIBHDS1 |
9323 MICHIGAN BELL TEL CO |
340 |
|
2009-10-26 |
|
| 313-373
| 2 |
DTRTMIBHDS1 |
9323 MICHIGAN BELL TEL CO |
340 |
|
2009-10-26 |
|
| 313-373
| 3 |
DTRTMIBHDS1 |
9323 MICHIGAN BELL TEL CO |
340 |
|
2009-10-26 |
|
| 313-373
| 4 |
DTRTMIBHDS1 |
9323 MICHIGAN BELL TEL CO |
340 |
|
2009-10-26 |
|
| 313-373
| 5 |
DTRTMIBHDS1 |
9323 MICHIGAN BELL TEL CO |
340 |
|
2009-10-26 |
|
| 313-373
| 6 |
DTRTMIBHDS1 |
9323 MICHIGAN BELL TEL CO |
340 |
|
2009-10-26 |
|
| 313-373
| 7 |
DTRTMIBHDS1 |
9323 MICHIGAN BELL TEL CO |
340 |
|
2009-10-26 |
|
| 313-373
| 8 |
DTRTMIBHDS1 |
9323 MICHIGAN BELL TEL CO |
340 |
|
2009-10-26 |
|
| 313-373
| 9 |
DTRTMIBHDS1 |
9323 MICHIGAN BELL TEL CO |
340 |
|
2009-10-26 |
|
| 313-379
| A |
|
046L CLEAR RATE COMMUNICATIONS, LLC |
340 |
|
|
|
| 313-379
| 0 |
SFLDMIDNDS5 |
9714 GRID 4 COMMUNICATIONS, INC. - MI |
340 |
|
2017-07-27 |
|
| 313-379
| 1 |
SFLDMIMNXRX |
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2017-09-10 |
|
| 313-379
| 2 |
SFLDMIMNXRX |
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2017-09-10 |
|
| 313-379
| 3 |
SFLDMIMNXRX |
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2017-09-10 |
|
| 313-379
| 4 |
SFLDMIMNXRX |
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2017-09-10 |
|
| 313-379
| 5 |
SFLDMIMNXRX |
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2017-09-10 |
|
| 313-379
| 6 |
SFLDMIMNXRX |
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2018-07-19 |
|
| 313-379
| 7 |
|
046L CLEAR RATE COMMUNICATIONS, LLC |
340 |
|
2017-04-24 |
|
| 313-379
| 8 |
SFLDMITODS2 |
543C ONVOY, LLCV - MI |
340 |
|
2017-12-14 |
|
| 313-379
| 9 |
SFLDMITODS2 |
543C ONVOY, LLCV - MI |
340 |
|
2017-12-14 |
|
| 313-385
| A |
SFLDMIMK0MD |
478J NUSO, LLC |
340 |
|
|
|
| 313-385
| 0 |
|
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
340 |
|
2020-09-03 |
|
| 313-385
| 1 |
SFLDMIMK0MD |
478J NUSO, LLC |
340 |
|
2020-06-20 |
|
| 313-385
| 2 |
|
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
340 |
|
2020-09-03 |
|
| 313-385
| 3 |
SFLDMITODS2 |
543C ONVOY, LLCV - MI |
340 |
|
2020-07-13 |
|
| 313-385
| 4 |
SFLDMITODS2 |
543C ONVOY, LLCV - MI |
340 |
|
2020-07-13 |
|
| 313-385
| 5 |
SFLDMITODS2 |
543C ONVOY, LLCV - MI |
340 |
|
2020-07-13 |
|
| 313-385
| 6 |
DTRTMIVWDMD |
624H ONVOY SPECTRUM, LLC |
340 |
|
2020-07-07 |
|
| 313-385
| 7 |
DTRTMIVWDMD |
624H ONVOY SPECTRUM, LLC |
340 |
|
2020-07-07 |
|
| 313-385
| 8 |
DTRTMIVWDMD |
624H ONVOY SPECTRUM, LLC |
340 |
|
2020-07-07 |
|
| 313-385
| 9 |
DTRTMIVWDMD |
624H ONVOY SPECTRUM, LLC |
340 |
|
2020-07-07 |
|
| 313-392
| A |
DTRTMIRVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-392
| 0 |
DTRTMIRVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-392
| 1 |
DTRTMIRVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-392
| 2 |
DTRTMIRVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-392
| 3 |
LIVNMIUX8MD |
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
340 |
|
2010-11-30 |
|
| 313-392
| 4 |
DTRTMIRVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-392
| 5 |
DTRTMIRVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-392
| 6 |
DTRTMIRVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-392
| 7 |
DTRTMIRVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-392
| 8 |
DTRTMIRVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-392
| 9 |
DTRTMIRVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-393
| A |
DTRTMIRVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-394
| A |
DTRTMIRVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-394
| 0 |
DTRTMIRVDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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