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: 427

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-427 A Detroit Zone 6 MI SFLDMIWKDS3  260E YMAX COMMUNICATIONS CORP. - MI 340      
313-427 0 Detroit Zone 6 MI SFLDMIWKDS3  260E YMAX COMMUNICATIONS CORP. - MI 340   2008-11-17   
313-427 1 Detroit Zone 6 MI SFLDMIWKDS3  260E YMAX COMMUNICATIONS CORP. - MI 340   2008-11-17   
313-427 2 Detroit Zone 6 MI SFLDMIWKDS3  260E YMAX COMMUNICATIONS CORP. - MI 340   2008-11-17   
313-427 3 Detroit Zone 6 MI SFLDMIWKDS3  260E YMAX COMMUNICATIONS CORP. - MI 340   2008-11-17   
313-427 4 Detroit Zone 6 MI LIVNMIUX0MD  5562 METRO PCS, INC. 340   2009-01-06   
313-427 5 Detroit Zone 6 MI LIVNMIUX0MD  5562 METRO PCS, INC. 340   2009-01-06   
313-427 6 Detroit Zone 6 MI LIVNMIUX0MD  5562 METRO PCS, INC. 340   2009-01-06   
313-427 7 Detroit Zone 6 MI LIVNMIUX0MD  5562 METRO PCS, INC. 340   2009-01-06   
313-427 8 Detroit Zone 6 MI WAYNMIMNXNX  8935 COMCAST PHONE OF MICHIGAN, LLC - MI 340   2014-05-02   
313-427 9 Detroit Zone 6 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2009-03-07   

Last updated: Sun, 07 Feb 2021 01:52:50 UTC

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