Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 248 [Rate centres in NPA 248] [Dial plan for NPA 248]

NXX: 457

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-457 A Troy MI TROYMIMNRPA  9323 AMERITECH MICHIGAN 340      
248-457 0 Troy MI TROYMIMNRPA  9323 AMERITECH MICHIGAN 340      
248-457 1 Troy MI TROYMIMNRPA  9323 AMERITECH MICHIGAN 340      
248-457 2 Troy MI TROYMIMNRPA  9323 AMERITECH MICHIGAN 340      
248-457 3 Troy MI TROYMIMNRPA  9323 AMERITECH MICHIGAN 340      
248-457 4 Troy MI TROYMIMNRPA  9323 AMERITECH MICHIGAN 340      
248-457 5 Troy MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2012-09-21   
248-457 6 Troy MI SFLDMICWDS1  1200 TALK AMERICA INC. - MI 340   2007-12-11   
248-457 7 Troy MI TROYMIMNRPA  9323 AMERITECH MICHIGAN 340      
248-457 8 Troy MI TROYMIMNRPA  9323 AMERITECH MICHIGAN 340      
248-457 9 Troy MI TROYMIMNRPA  9323 AMERITECH MICHIGAN 340      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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