Local Calling Guide
Area code/prefix search
NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]
NXX: 648
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
231-648 | A | Howard City | MI | GDRPMIQLX5Y | 6120 LEVEL 3 COMMUNICATIONS, LLC - MI | 348 | |||
231-648 | 2 | Howard City | MI | GDRPMIBL04Z | 543C ONVOY, LLCV - MI | 348 | 2022-06-01 | ||
231-648 | 3 | Howard City | MI | GDRPMIQLX5Y | 6120 LEVEL 3 COMMUNICATIONS, LLC - MI | 348 | 2006-01-05 | ||
231-648 | 5 | Howard City | MI | GDRPMIBL04Z | 543C ONVOY, LLCV - MI | 348 | 2022-06-01 | ||
231-648 | 6 | Howard City | MI | ANTSMIADPS0 | 351D CHARTER FIBERLINK - MICHIGAN, LLC - MI | 348 | 2007-02-25 | ||
231-648 | 8 | Howard City | MI | GDRPMIBL04Z | 543C ONVOY, LLCV - MI | 348 | 2022-04-17 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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