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: 296

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-296 A Fremont MI GFTPMIEF1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348      
231-296 0 Fremont MI GFTPMIEF1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348   2021-06-27   
231-296 1 Fremont MI   515J IP HORIZON LLC 348   2021-12-31   
231-296 2 Fremont MI GDRPMIBL36Z  624H ONVOY SPECTRUM, LLC 348   2021-07-02   
231-296 4 Fremont MI GDRPMIBL40Z  318J COMCAST IP PHONE, LLC 348   2022-11-18   
231-296 5 Fremont MI GDRPMIBL56Z  732J NUSO, LLC 348   2024-11-15   
231-296 6 Fremont MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2021-07-11   
231-296 7 Fremont MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2021-07-11   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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