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: 489

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-489 A Detroit Zone 5 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-489 0 Detroit Zone 5 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2021-03-13   
313-489 1 Detroit Zone 5 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2021-03-13   
313-489 2 Detroit Zone 5 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2021-03-13   
313-489 3 Detroit Zone 5 MI DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2021-03-16   
313-489 4 Detroit Zone 5 MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340   2021-12-01   
313-489 5 Detroit Zone 5 MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340   2021-11-15   
313-489 6 Detroit Zone 5 MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340   2021-12-01   
313-489 7 Detroit Zone 5 MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340   2021-12-01   
313-489 8 Detroit Zone 5 MI DTRTMIVWDMD  624H ONVOY SPECTRUM, LLC 340   2021-12-01   
313-489 9 Detroit Zone 5 MI SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2021-12-25   

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

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