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 |
| 231-447
| 0 |
Holton |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2016-02-24 |
|
| 231-447
| 1 |
Holton |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2016-01-29 |
|
| 231-447
| 2 |
Holton |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2016-01-29 |
|
| 231-447
| 3 |
Holton |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2016-02-24 |
|
| 231-447
| 4 |
Holton |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2021-03-06 |
|
| 231-447
| 5 |
Holton |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2021-03-06 |
|
| 231-447
| 6 |
Holton |
MI |
MSKGMIXKQMD |
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-06-19 |
|
| 231-447
| 7 |
Holton |
MI |
MSKGMIXKX1X |
543C ONVOY, LLCV - MI |
348 |
|
2023-08-12 |
|
| 231-447
| 8 |
Holton |
MI |
GDRPMIBL41Z |
506J TWILIO INTERNATIONAL, INC. |
348 |
|
2021-07-26 |
|
| 231-447
| 9 |
Holton |
MI |
GDRPMIBL00Z |
991E BANDWIDTH.COM CLEC, LLC - MI |
348 |
|
2021-01-04 |
|
| 231-448
| A |
St James |
MI |
STJMMIXIPS0 |
0677 ISLAND TEL. CO. |
348 |
|
|
|
| 231-448
| 0 |
St James |
MI |
STJMMIXIPS0 |
0677 ISLAND TEL. CO. |
348 |
|
|
|
| 231-448
| 1 |
St James |
MI |
STJMMIXIPS0 |
0677 ISLAND TEL. CO. |
348 |
|
|
|
| 231-448
| 2 |
St James |
MI |
STJMMIXIPS0 |
0677 ISLAND TEL. CO. |
348 |
|
|
|
| 231-448
| 3 |
St James |
MI |
STJMMIXIPS0 |
0677 ISLAND TEL. CO. |
348 |
|
|
|
| 231-448
| 4 |
St James |
MI |
STJMMIXIPS0 |
0677 ISLAND TEL. CO. |
348 |
|
|
|
| 231-448
| 5 |
St James |
MI |
STJMMIXIPS0 |
0677 ISLAND TEL. CO. |
348 |
|
|
|
| 231-448
| 6 |
St James |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2020-11-27 |
|
| 231-448
| 7 |
St James |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2020-11-27 |
|
| 231-448
| 8 |
St James |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2020-06-14 |
|
| 231-448
| 9 |
St James |
MI |
GDRPMIBL36Z |
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-06-20 |
|
| 231-449
| A |
Baldwin |
MI |
GFTPMIEF1MD |
351D CHARTER FIBERLINK - MICHIGAN, LLC - MI |
348 |
|
|
|
| 231-449
| 0 |
Baldwin |
MI |
GFTPMIEF1MD |
351D CHARTER FIBERLINK - MICHIGAN, LLC - MI |
348 |
|
2021-06-27 |
|
| 231-449
| 1 |
Baldwin |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2023-08-06 |
|
| 231-449
| 2 |
Baldwin |
MI |
GDRPMIBL41Z |
506J TWILIO INTERNATIONAL, INC. |
348 |
|
2021-07-26 |
|
| 231-449
| 3 |
Baldwin |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2022-04-17 |
|
| 231-449
| 4 |
Baldwin |
MI |
GDRPMIBL36Z |
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-07-02 |
|
| 231-449
| 5 |
Baldwin |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2021-08-15 |
|
| 231-449
| 6 |
Baldwin |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2021-08-15 |
|
| 231-449
| 9 |
Baldwin |
MI |
BRSPMI096MD |
145J TERRA NOVA TELECOM INC. |
348 |
|
2023-08-06 |
|
| 231-450
| A |
Hesperia |
MI |
WYNGMIKAGT2 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
348 |
|
|
|
| 231-450
| 0 |
Hesperia |
MI |
WYNGMIKAGT2 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
348 |
|
2005-03-16 |
|
| 231-450
| 1 |
Hesperia |
MI |
GDRPMIBQ1MD |
4632 TELNET WORLDWIDE, INC. |
348 |
|
2005-09-02 |
|
| 231-450
| 2 |
Hesperia |
MI |
WYNGMIKAGT2 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
348 |
|
2008-10-18 |
|
| 231-450
| 3 |
Hesperia |
MI |
WYNGMIKAGT2 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
348 |
|
2009-11-03 |
|
| 231-450
| 4 |
Hesperia |
MI |
WYNGMIKAGT2 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
348 |
|
2011-05-26 |
|
| 231-450
| 5 |
Hesperia |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2013-03-18 |
|
| 231-450
| 6 |
Hesperia |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2017-05-19 |
|
| 231-450
| 7 |
Hesperia |
MI |
TRCYMIMNWMD |
508J CENTURYLINK COMMUNICATIONS, LLC |
348 |
|
2017-10-04 |
|
| 231-450
| 8 |
Hesperia |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2020-10-18 |
|
| 231-450
| 9 |
Hesperia |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2020-10-18 |
|
| 231-451
| A |
Williamsburg |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
|
|
| 231-451
| 2 |
Williamsburg |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2023-09-16 |
|
| 231-452
| A |
Newaygo |
MI |
GDRPMIBL40Z |
318J COMCAST IP PHONE, LLC |
348 |
|
|
|
| 231-452
| 3 |
Newaygo |
MI |
GDRPMIBL40Z |
318J COMCAST IP PHONE, LLC |
348 |
|
2008-01-23 |
|
| 231-452
| 6 |
Newaygo |
MI |
GFTPMIEF1MD |
351D CHARTER FIBERLINK - MICHIGAN, LLC - MI |
348 |
|
2007-02-25 |
|
| 231-453
| A |
Holton |
MI |
|
351D CHARTER FIBERLINK - MICHIGAN, LLC - MI |
348 |
|
2024-04-22 |
|
| 231-453
| 1 |
Holton |
MI |
|
351D CHARTER FIBERLINK - MICHIGAN, LLC - MI |
348 |
|
2024-04-22 |
|
| 231-454
| A |
Traverse City |
MI |
GDRPMIBLXDZ |
5562 METROPCS, INC. |
348 |
|
|
|
| 231-454
| 0 |
Traverse City |
MI |
GDRPMIBLXDZ |
5562 METROPCS, INC. |
348 |
|
2021-11-15 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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