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 |
| 313-201
| A |
CMPTMIIFCM0 |
9748 AMERICAN MESSAGING SERVICES, LLC |
340 |
|
|
|
| 313-241
| A |
SFLDMITODS2 |
543C ONVOY, LLCV - MI |
340 |
|
|
|
| 313-241
| 0 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2012-04-10 |
|
| 313-241
| 1 |
|
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
340 |
|
2012-05-30 |
|
| 313-241
| 2 |
|
2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC |
340 |
|
2012-05-30 |
|
| 313-241
| 3 |
|
543C ONVOY, LLCV - MI |
340 |
|
2012-04-06 |
|
| 313-241
| 4 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2012-06-25 |
|
| 313-241
| 5 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2012-08-12 |
|
| 313-241
| 6 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2012-10-18 |
|
| 313-241
| 7 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2012-10-18 |
|
| 313-241
| 8 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2012-10-18 |
|
| 313-241
| 9 |
|
543C ONVOY, LLCV - MI |
340 |
|
2012-12-29 |
|
| 313-243
| A |
FLNTMICD0MD |
829J PAETEC ITEL, LLC |
340 |
|
|
|
| 313-243
| 0 |
|
829J PAETEC ITEL, LLC |
340 |
|
|
|
| 313-243
| 1 |
|
829J PAETEC ITEL, LLC |
340 |
|
|
|
| 313-243
| 2 |
|
829J PAETEC ITEL, LLC |
340 |
|
2007-09-13 |
|
| 313-243
| 3 |
|
829J PAETEC ITEL, LLC |
340 |
|
|
|
| 313-243
| 4 |
|
5562 METROPCS, INC. |
340 |
|
2007-02-26 |
|
| 313-243
| 5 |
|
829J PAETEC ITEL, LLC |
340 |
|
|
|
| 313-243
| 6 |
|
5562 METROPCS, INC. |
340 |
|
2008-02-04 |
|
| 313-243
| 7 |
|
829J PAETEC ITEL, LLC |
340 |
|
|
|
| 313-243
| 8 |
|
829J PAETEC ITEL, LLC |
340 |
|
|
|
| 313-243
| 9 |
|
829J PAETEC ITEL, LLC |
340 |
|
|
|
| 313-270
| A |
DTRTMIVTDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-270
| 0 |
|
829J PAETEC ITEL, LLC |
340 |
|
2006-04-14 |
|
| 313-270
| 1 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-270
| 2 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-270
| 3 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-270
| 4 |
|
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-270
| 5 |
|
829J PAETEC ITEL, LLC |
340 |
|
2008-07-05 |
|
| 313-270
| 6 |
|
197D VONAGE AMERICA LLC |
340 |
|
2024-05-26 |
|
| 313-270
| 7 |
|
516C AT&T CORP. |
340 |
|
2008-11-25 |
|
| 313-270
| 8 |
|
961J WOW! INTERNET, CABLE AND PHONE |
340 |
|
2007-08-02 |
|
| 313-270
| 9 |
|
2550 123.NET, LLC |
340 |
|
2008-04-18 |
|
| 313-272
| A |
DTRTMIVTDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-273
| A |
DTRTMIVTDS0 |
9323 MICHIGAN BELL TEL CO |
340 |
|
|
|
| 313-279
| A |
SFLDMIDNDS6 |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
340 |
|
|
|
| 313-279
| 0 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
340 |
|
|
|
| 313-279
| 1 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
340 |
|
|
|
| 313-279
| 2 |
|
829J PAETEC ITEL, LLC |
340 |
|
2005-01-16 |
|
| 313-279
| 3 |
|
543C ONVOY, LLCV - MI |
340 |
|
2022-11-26 |
|
| 313-279
| 4 |
|
543C ONVOY, LLCV - MI |
340 |
|
2022-11-26 |
|
| 313-279
| 5 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
340 |
|
|
|
| 313-279
| 6 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
340 |
|
|
|
| 313-279
| 7 |
|
543C ONVOY, LLCV - MI |
340 |
|
2011-01-08 |
|
| 313-279
| 8 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2010-11-04 |
|
| 313-279
| 9 |
|
543C ONVOY, LLCV - MI |
340 |
|
2022-11-26 |
|
| 313-288
| A |
FLNTMICD0MD |
829J PAETEC ITEL, LLC |
340 |
|
|
|
| 313-288
| 0 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
340 |
|
2010-03-05 |
|
| 313-288
| 1 |
|
829J PAETEC ITEL, LLC |
340 |
|
2009-10-15 |
|
1 2 3 4 5 6 7 8 9 10 11 >>
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
Sponsored by: FiberConX Communications Ltd.
Like this site? We accept donations via PayPal.