Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]

NXX: 404

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-404 A Stanwood MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-404 0 Stanwood MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348      
231-404 1 Stanwood MI ANTSMIADPS0  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348      
231-404 2 Stanwood MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-404 3 Stanwood MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-404 5 Stanwood MI MSKGMIXKFMD  691A DAYSTARR, LLC DBA DAYSTARR COMMUNICATIONS - MI 348      
231-404 6 Stanwood MI MSKGMIXKQMD  624H ONVOY SPECTRUM, LLC 348      
231-404 7 Stanwood MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
231-404 8 Stanwood MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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