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: 283

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-283 A Muskegon MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-283 0 Muskegon MI GDRPMIBLXDZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
231-283 1 Muskegon MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-283 2 Muskegon MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-283 3 Muskegon MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-283 4 Muskegon MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-283 5 Muskegon MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-283 6 Muskegon MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-283 8 Muskegon MI MSKGMIXKQMD  624H ONVOY SPECTRUM, LLC 348      
231-283 9 Muskegon MI GDRPMIBLXDZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      

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

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