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: 636

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-636 A Detroit Zone 4 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340      
313-636 0 Detroit Zone 4 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2016-06-12   
313-636 1 Detroit Zone 4 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2016-10-23   
313-636 2 Detroit Zone 4 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2016-10-23   
313-636 3 Detroit Zone 4 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2016-10-23   
313-636 4 Detroit Zone 4 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2017-02-10   
313-636 5 Detroit Zone 4 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2017-02-10   
313-636 6 Detroit Zone 4 MI SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2017-02-10   
313-636 7 Detroit Zone 4 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2017-12-09   
313-636 8 Detroit Zone 4 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2017-12-09   
313-636 9 Detroit Zone 4 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2017-12-09   

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

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