Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 313 [Rate centres in NPA 313] [Dial plan for NPA 313]

NXX: 242

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-242 A Detroit Zone 5 MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
313-242 0 Detroit Zone 5 MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
313-242 1 Detroit Zone 5 MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
313-242 2 Detroit Zone 5 MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
313-242 3 Detroit Zone 5 MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
313-242 4 Detroit Zone 5 MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
313-242 5 Detroit Zone 5 MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
313-242 6 Detroit Zone 5 MI   046L CLEAR RATE COMMUNICATIONS, LLC 340      
313-242 7 Detroit Zone 5 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2010-03-11   
313-242 8 Detroit Zone 5 MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
313-242 9 Detroit Zone 5 MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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