Local Calling Guide
Area code/prefix search
NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]
NXX: 763
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
231-763 | A | Amble | MI | GFTPMIEF1MD | 351D CHARTER FIBERLINK - MICHIGAN, LLC - MI | 348 | |||
231-763 | 0 | Amble | MI | GFTPMIEF1MD | 351D CHARTER FIBERLINK - MICHIGAN, LLC - MI | 348 | 2019-06-20 | ||
231-763 | 8 | Amble | MI | BRSPMI097MD | 516J TON80 COMMUNICATIONS, LLC | 348 | 2021-09-09 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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