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: 462

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-462 A Detroit Zone 1 MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
313-462 0 Detroit Zone 1 MI   991E BANDWIDTH.COM CLEC, LLC - MI 340   2010-11-04   
313-462 1 Detroit Zone 1 MI   7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2011-01-31   
313-462 2 Detroit Zone 1 MI   543C ONVOY, LLCV - MI 340   2010-05-24   
313-462 3 Detroit Zone 1 MI   478J NUSO, LLC 340   2024-07-10   
313-462 4 Detroit Zone 1 MI   318J COMCAST IP PHONE, LLC 340   2017-09-21   
313-462 5 Detroit Zone 1 MI   991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-09-14   
313-462 6 Detroit Zone 1 MI   3535 ACD TELECOM, INC. - MI 340   2010-12-04   
313-462 7 Detroit Zone 1 MI   991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-09-14   
313-462 8 Detroit Zone 1 MI   318J COMCAST IP PHONE, LLC 340   2017-07-25   
313-462 9 Detroit Zone 1 MI   991E BANDWIDTH.COM CLEC, LLC - MI 340   2018-10-20   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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