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: 356

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-356 A Detroit Zone 3 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
313-356 0 Detroit Zone 3 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-08-03   
313-356 1 Detroit Zone 3 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2018-01-14   
313-356 2 Detroit Zone 3 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2018-01-14   
313-356 3 Detroit Zone 3 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2018-09-10   
313-356 4 Detroit Zone 3 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-09-22   
313-356 5 Detroit Zone 3 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-10-19   
313-356 6 Detroit Zone 3 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-10-19   
313-356 7 Detroit Zone 3 MI SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2018-10-30   
313-356 8 Detroit Zone 3 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2017-02-10   
313-356 9 Detroit Zone 3 MI LIVNMIUX0MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2016-08-14   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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