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: 425

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-425 A Detroit Zone 6 MI DRBRMIFBDS0  9323 AMERITECH MICHIGAN 340      
313-425 0 Detroit Zone 6 MI DRBRMIFBDS0  9323 AMERITECH MICHIGAN 340      
313-425 1 Detroit Zone 6 MI LIVNMIUX0MD  5562 METRO PCS, INC. 340   2006-01-29   
313-425 2 Detroit Zone 6 MI DRBRMIFBDS0  9323 AMERITECH MICHIGAN 340      
313-425 3 Detroit Zone 6 MI DRBRMIFBDS0  9323 AMERITECH MICHIGAN 340      
313-425 4 Detroit Zone 6 MI DRBRMIFBDS0  9323 AMERITECH MICHIGAN 340      
313-425 5 Detroit Zone 6 MI SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2019-12-30   
313-425 6 Detroit Zone 6 MI LIVNMIUX0MD  5562 METRO PCS, INC. 340   2007-02-26   
313-425 7 Detroit Zone 6 MI SFLDMITODS2  543C ONVOY, LLC - MI 340   2013-11-20   
313-425 8 Detroit Zone 6 MI SFLDMITODS2  543C ONVOY, LLC - MI 340   2013-11-20   
313-425 9 Detroit Zone 6 MI   3535 ACD TELECOM, INC. - MI 340   2005-12-08   

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

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