Local Calling Guide
Area code/prefix search
NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]
NXX: 278
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
231-278 | A | Hesperia | MI | MSKGMIXKQMD | 624H ONVOY SPECTRUM, LLC | 348 | |||
231-278 | 0 | Hesperia | MI | ANTSMIADPS0 | 351D CHARTER FIBERLINK - MICHIGAN, LLC - MI | 348 | 2021-06-10 | ||
231-278 | 2 | Hesperia | MI | GDRPMIBL36Z | 624H ONVOY SPECTRUM, LLC | 348 | 2021-06-19 | ||
231-278 | 3 | Hesperia | MI | BRSPMI097MD | 516J TON80 COMMUNICATIONS LLC | 348 | 2021-10-01 | ||
231-278 | 7 | Hesperia | MI | GDRPMIBL04Z | 543C ONVOY, LLCV - MI | 348 | 2020-12-26 | ||
231-278 | 8 | Hesperia | MI | GDRPMIBL04Z | 543C ONVOY, LLCV - MI | 348 | 2020-12-26 | ||
231-278 | 9 | Hesperia | MI | MSKGMIXKQMD | 624H ONVOY SPECTRUM, LLC | 348 | 2021-12-20 |
Last updated: Fri, 13 May 2022 22:16:13 UTC
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