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
313-859 A Detroit Zone 5 MI SFLDMIOL1MD  4044 GLOBAL CROSSING TELEMANAGEMENT, INC.-MI 340      
313-859 0 Detroit Zone 5 MI   4044 GLOBAL CROSSING TELEMANAGEMENT, INC.-MI 340      
313-859 1 Detroit Zone 5 MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-859 2 Detroit Zone 5 MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-859 3 Detroit Zone 5 MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-859 4 Detroit Zone 5 MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-859 5 Detroit Zone 5 MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-859 6 Detroit Zone 5 MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-859 7 Detroit Zone 5 MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-859 8 Detroit Zone 5 MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
313-859 9 Detroit Zone 5 MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS LLC 340   2015-02-02   

Last updated: Sat, 27 Jul 2019 10:59:49 UTC

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