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: 242

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-242 A Harbor Springs MI HRSPMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-242 0 Harbor Springs MI HRSPMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-242 1 Harbor Springs MI HRSPMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-242 2 Harbor Springs MI GDRPMIBQ1MD  4632 TELNET WORLDWIDE, INC. 348      
231-242 3 Harbor Springs MI GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348      
231-242 4 Harbor Springs MI GFTPMIEF1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348      
231-242 5 Harbor Springs MI   829J PAETEC ITEL, LLC 348      
231-242 6 Harbor Springs MI   829J PAETEC ITEL, LLC 348      
231-242 7 Harbor Springs MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
231-242 8 Harbor Springs MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
231-242 9 Harbor Springs MI GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348      

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

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