Local Calling Guide
Area code/prefix search
NPA: 231
[Rate centres in NPA 231]
[Dial plan for NPA 231]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 231-536
| A |
East Jordan |
MI |
EJRDMIMNRSA |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-536
| 0 |
East Jordan |
MI |
EJRDMIMNRSA |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-536
| 1 |
East Jordan |
MI |
EJRDMIMNRSA |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-536
| 2 |
East Jordan |
MI |
EJRDMIMNRSA |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-536
| 3 |
East Jordan |
MI |
EJRDMIMNRSA |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-536
| 4 |
East Jordan |
MI |
EJRDMIMNRSA |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-536
| 5 |
East Jordan |
MI |
GDRPMIBL15Z |
516C AT&T CORP. |
348 |
|
2011-08-23 |
|
| 231-536
| 6 |
East Jordan |
MI |
GDRPMIBLX8Z |
2550 123.NET, INC. |
348 |
|
2012-05-28 |
|
| 231-536
| 7 |
East Jordan |
MI |
EJRDMIMNRSA |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-536
| 8 |
East Jordan |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2013-04-01 |
|
| 231-536
| 9 |
East Jordan |
MI |
EJRDMIMNRSA |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-537
| A |
Levering |
MI |
LVRGMIXIDS1 |
0702 CENTURYTEL OF MICHIGAN, INC. DBA CENTURYLINK |
348 |
|
|
|
| 231-538
| A |
Fremont |
MI |
GDRPMIBLX8Z |
2550 123.NET, INC. |
348 |
|
|
|
| 231-538
| 0 |
Fremont |
MI |
GDRPMIBLX8Z |
2550 123.NET, INC. |
348 |
|
|
|
| 231-538
| 1 |
Fremont |
MI |
BRSPMI09DS0 |
933G PEERLESS NETWORK OF MICHIGAN, LLC - MI |
348 |
|
2015-12-22 |
|
| 231-538
| 2 |
Fremont |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2016-02-22 |
|
| 231-538
| 3 |
Fremont |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2016-02-22 |
|
| 231-538
| 4 |
Fremont |
MI |
GDRPMIQLX5Y |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
2012-02-23 |
|
| 231-538
| 5 |
Fremont |
MI |
GDRPMIBL06Z |
770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI |
348 |
|
2013-08-06 |
|
| 231-538
| 6 |
Fremont |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2016-04-28 |
|
| 231-538
| 7 |
Fremont |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2016-04-28 |
|
| 231-538
| 8 |
Fremont |
MI |
GDRPMIBL00Z |
991E BANDWIDTH.COM CLEC, LLC - MI |
348 |
|
2016-08-22 |
|
| 231-539
| A |
Pellston |
MI |
PLSTMIMNRSA |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-539
| 0 |
Pellston |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2013-03-18 |
|
| 231-539
| 1 |
Pellston |
MI |
GDRPMIQLX5Y |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
2004-11-12 |
|
| 231-539
| 2 |
Pellston |
MI |
GDRPMIBLXTZ |
3535 ACD TELECOM, INC. - MI |
348 |
|
2005-02-17 |
|
| 231-539
| 3 |
Pellston |
MI |
GFTPMIEF1MD |
351D CHARTER FIBERLINK - MICHIGAN, LLC - MI |
348 |
|
2008-08-27 |
|
| 231-539
| 4 |
Pellston |
MI |
GDRPMIBL54Z |
0975 LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI |
348 |
|
2004-02-12 |
|
| 231-539
| 5 |
Pellston |
MI |
GDRPMIBQ1MD |
4632 TELNET WORLDWIDE, INC. |
348 |
|
2005-09-02 |
|
| 231-539
| 6 |
Pellston |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2023-08-06 |
|
| 231-539
| 7 |
Pellston |
MI |
PLSTMIMNRSA |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-539
| 8 |
Pellston |
MI |
PLSTMIMNRSA |
9323 MICHIGAN BELL TEL CO |
348 |
|
|
|
| 231-539
| 9 |
Pellston |
MI |
GDRPMIBL15Z |
516C AT&T CORP. |
348 |
|
2011-08-23 |
|
| 231-544
| A |
Central Lake |
MI |
CNLKMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-544
| 0 |
Central Lake |
MI |
GDRPMIBLXTZ |
3535 ACD TELECOM, INC. - MI |
348 |
|
2004-10-23 |
|
| 231-544
| 1 |
Central Lake |
MI |
ANTSMIADPS0 |
351D CHARTER FIBERLINK - MICHIGAN, LLC - MI |
348 |
|
2007-02-25 |
|
| 231-544
| 2 |
Central Lake |
MI |
CNLKMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-544
| 3 |
Central Lake |
MI |
CNLKMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-544
| 4 |
Central Lake |
MI |
CNLKMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-544
| 5 |
Central Lake |
MI |
CNLKMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-544
| 6 |
Central Lake |
MI |
CNLKMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-544
| 7 |
Central Lake |
MI |
GDRPMIQLX5Y |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
2004-07-16 |
|
| 231-544
| 8 |
Central Lake |
MI |
CNLKMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-544
| 9 |
Central Lake |
MI |
CNLKMIXGRS0 |
0695 FRONTIER NORTH, INC. - MI |
348 |
|
|
|
| 231-545
| A |
Boyne Falls |
MI |
GFTPMIEF1MD |
351D CHARTER FIBERLINK - MICHIGAN, LLC - MI |
348 |
|
|
|
| 231-545
| 0 |
Boyne Falls |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2023-08-12 |
|
| 231-545
| 1 |
Boyne Falls |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2021-03-06 |
|
| 231-545
| 2 |
Boyne Falls |
MI |
GDRPMIQLX5Y |
6120 LEVEL 3 COMMUNICATIONS, LLC - MI |
348 |
|
2019-08-05 |
|
| 231-545
| 3 |
Boyne Falls |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2021-03-06 |
|
| 231-545
| 4 |
Boyne Falls |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2019-09-05 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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