Local Calling Guide
Area code/prefix search
Shelby, MI
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 231-259
| A |
ANTSMIADPS0 |
351D CHARTER FIBERLINK - MICHIGAN, LLC - MI |
348 |
|
|
|
| 231-259
| 0 |
ANTSMIADPS0 |
351D CHARTER FIBERLINK - MICHIGAN, LLC - MI |
348 |
|
2007-04-05 |
|
| 231-259
| 1 |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2016-02-24 |
|
| 231-259
| 2 |
GDRPMIBLX8Z |
2550 123.NET, LLC |
348 |
|
2016-01-22 |
|
| 231-259
| 3 |
GDRQMIBODS0 |
7157 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI |
348 |
|
2016-05-02 |
|
| 231-259
| 4 |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2016-02-24 |
|
| 231-259
| 5 |
GDRPMIQLX5Y |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
2008-02-27 |
|
| 231-259
| 6 |
GDRPMIBL06Z |
770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI |
348 |
|
2016-03-21 |
|
| 231-259
| 7 |
TRCYMIMNWMD |
508J CENTURYLINK COMMUNICATIONS, LLC |
348 |
|
2017-10-05 |
|
| 231-259
| 8 |
GDRPMIBL00Z |
991E BANDWIDTH.COM CLEC, LLC - MI |
348 |
|
2019-09-05 |
|
| 231-259
| 9 |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2013-03-18 |
|
| 231-374
| A |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
|
|
| 231-374
| 0 |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2023-07-08 |
|
| 231-374
| 1 |
MSKGMIXKQMD |
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-11-22 |
|
| 231-374
| 2 |
MSKGMIXKQMD |
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-11-22 |
|
| 231-374
| 4 |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2021-08-15 |
|
| 231-374
| 5 |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2021-08-15 |
|
| 231-374
| 6 |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2023-01-04 |
|
| 231-374
| 7 |
MSKGMIXKQMD |
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-08-16 |
|
| 231-374
| 8 |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2022-03-04 |
|
| 231-374
| 9 |
MSKGMIXKX1X |
543C ONVOY, LLCV - MI |
348 |
|
2023-08-12 |
|
| 231-731
| A |
GDRPMIBLX8Z |
2550 123.NET, LLC |
348 |
|
|
|
| 231-861
| A |
SHLBMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-861
| 0 |
SHLBMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-861
| 1 |
GDRPMIQLX5Y |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
2004-07-17 |
|
| 231-861
| 2 |
SHLBMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-861
| 3 |
SHLBMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-861
| 4 |
SHLBMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-861
| 5 |
SHLBMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-861
| 6 |
SHLBMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-861
| 7 |
SHLBMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-861
| 8 |
SHLBMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-861
| 9 |
GDRPMIBLXTZ |
3535 ACD TELECOM, INC. - MI |
348 |
|
2005-02-18 |
|
Last updated: Sun, 26 Jan 2025 15:59:20 UTC
Sponsored by: Callcentric - VoIP Internet phone service
Like this site? We accept donations via PayPal.