Local Calling Guide
Area code/prefix search
Grattan, MI
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 616-524
| A |
GDRQMIBODS0 |
7157 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI |
348 |
|
|
|
| 616-524
| 0 |
|
3535 ACD TELECOM, INC. - MI |
348 |
|
2004-08-27 |
|
| 616-524
| 1 |
|
817J INTERACTIVE SERVICES NETWORK, INC. |
348 |
|
2004-12-24 |
|
| 616-524
| 2 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
348 |
|
2004-12-31 |
|
| 616-524
| 3 |
|
7157 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI |
348 |
|
|
|
| 616-524
| 4 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
2004-07-17 |
|
| 616-524
| 5 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
2005-12-31 |
|
| 616-524
| 6 |
|
516C AT&T CORP. |
348 |
|
2011-12-13 |
|
| 616-524
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
348 |
|
2015-09-15 |
|
| 616-524
| 8 |
|
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-06-19 |
|
| 616-524
| 9 |
|
792K CHARTER IP ENABLED SERVICES, LLC |
348 |
|
2024-03-31 |
|
| 616-691
| A |
GRTNMIMNRSA |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 616-691
| 0 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
348 |
|
2015-12-22 |
|
| 616-691
| 1 |
|
318J COMCAST IP PHONE, LLC |
348 |
|
2006-10-08 |
|
| 616-691
| 3 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
348 |
|
2009-09-26 |
|
| 616-691
| 4 |
|
2550 123.NET, LLC |
348 |
|
2009-08-27 |
|
| 616-691
| 5 |
|
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
2008-06-15 |
|
| 616-691
| 6 |
|
543C ONVOY, LLCV - MI |
348 |
|
2012-05-26 |
|
| 616-691
| 7 |
|
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 616-691
| 8 |
|
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 616-691
| 9 |
|
543C ONVOY, LLCV - MI |
348 |
|
2013-03-19 |
|
| 616-779
| A |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
|
|
| 616-779
| 0 |
|
991E BANDWIDTH.COM CLEC, LLC - MI |
348 |
|
2021-10-09 |
|
| 616-779
| 1 |
|
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
348 |
|
2020-03-21 |
|
| 616-779
| 5 |
|
543C ONVOY, LLCV - MI |
348 |
|
2021-02-04 |
|
| 616-779
| 6 |
|
543C ONVOY, LLCV - MI |
348 |
|
2021-02-04 |
|
| 616-779
| 7 |
|
543C ONVOY, LLCV - MI |
348 |
|
2016-05-02 |
|
| 616-779
| 8 |
|
543C ONVOY, LLCV - MI |
348 |
|
2016-05-02 |
|
| 616-779
| 9 |
|
145J TERRA NOVA TELECOM INC. |
348 |
|
2024-02-14 |
|
Last updated: Thu, 01 Jan 2026 03:59:49 UTC
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