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: 433

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-433 A Birmingham MI BRHMMIMNDS0  9323 AMERITECH MICHIGAN 340      
248-433 0 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-433 1 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-433 2 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-433 3 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-433 4 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-433 5 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-433 6 Birmingham MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2014-06-25   
248-433 7 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-433 8 Birmingham MI   9323 AMERITECH MICHIGAN 340      
248-433 9 Birmingham MI   9323 AMERITECH MICHIGAN 340      

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

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