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: 587

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-587 A Mancelona MI MNCLMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-587 0 Mancelona MI MNCLMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-587 1 Mancelona MI MNCLMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-587 2 Mancelona MI MNCLMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-587 3 Mancelona MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2015-12-24   
231-587 4 Mancelona MI MNCLMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-587 5 Mancelona MI MNCLMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-587 6 Mancelona MI TRCYMIMNWMD  508J CENTURYLINK COMMUNICATIONS, LLC 348   2015-09-15   
231-587 7 Mancelona MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2013-03-18   
231-587 8 Mancelona MI MNCLMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-587 9 Mancelona MI MNCLMIMNRSA  9323 MICHIGAN BELL TEL CO 348      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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