Local Calling Guide
Area code/prefix search
NPA: 231
[Rate centres in NPA 231]
[Dial plan for NPA 231]
NXX: 636
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
231-636
| A |
Howard City |
MI |
GDRPMIBLX8Z |
2550 123.NET, INC. |
348 |
|
|
|
231-636
| 0 |
Howard City |
MI |
GDRPMIBLX8Z |
2550 123.NET, INC. |
348 |
|
|
|
231-636
| 1 |
Howard City |
MI |
GDRPMIBL00Z |
991E BANDWIDTH.COM CLEC, LLC - MI |
348 |
|
2020-04-18 |
|
231-636
| 2 |
Howard City |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2017-05-19 |
|
231-636
| 3 |
Howard City |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2013-03-18 |
|
231-636
| 4 |
Howard City |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2021-03-06 |
|
231-636
| 5 |
Howard City |
MI |
GDRPMIBL04Z |
543C ONVOY, LLCV - MI |
348 |
|
2021-03-06 |
|
231-636
| 7 |
Howard City |
MI |
TRCYMIMNWMD |
508J CENTURYLINK COMMUNICATIONS, LLC |
348 |
|
2015-09-15 |
|
231-636
| 8 |
Howard City |
MI |
MSKGMIXKQMD |
624H ONVOY SPECTRUM, LLC |
348 |
|
2021-06-19 |
|
231-636
| 9 |
Howard City |
MI |
GDRPMIBL41Z |
506J TWILIO INTERNATIONAL, INC. |
348 |
|
2021-07-26 |
|
Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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