Local Calling Guide
Area code/prefix search
NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]
NXX: 453
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
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 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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