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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-722 A Detroit Zone 6 MI DRBRMIFBDS1  9323 AMERITECH MICHIGAN 340      
313-722 0 Detroit Zone 6 MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC 340   2009-05-20   
313-722 1 Detroit Zone 6 MI   9323 AMERITECH MICHIGAN 340      
313-722 2 Detroit Zone 6 MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC 340   2009-05-20   
313-722 3 Detroit Zone 6 MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC 340   2009-05-20   
313-722 4 Detroit Zone 6 MI   516C AT&T CORP. 340   2009-04-28   
313-722 5 Detroit Zone 6 MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC 340   2009-05-20   
313-722 6 Detroit Zone 6 MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC 340   2009-05-20   
313-722 7 Detroit Zone 6 MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC 340   2009-05-20   
313-722 8 Detroit Zone 6 MI   1200 TALK AMERICA INC. - MI 340   2006-12-10   
313-722 9 Detroit Zone 6 MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC 340   2009-05-20   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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