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: 312

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-312 A Birmingham MI ABHGMIMNDS0  9323 AMERITECH MICHIGAN 340      
248-312 0 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-312 1 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-312 2 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-312 3 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-312 4 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-312 5 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-312 6 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-312 7 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-312 8 Birmingham MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2007-07-05   
248-312 9 Birmingham MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2007-07-05   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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