Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 248 [Rate centres in NPA 248] [Dial plan for NPA 248]

NXX: 573

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-573 A South Lyon MI SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-573 0 South Lyon MI   7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2005-07-21   
248-573 1 South Lyon MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-573 2 South Lyon MI   7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2005-07-21   
248-573 3 South Lyon MI   543C ONVOY, LLCV - MI 340   2020-09-12   
248-573 4 South Lyon MI   829J PAETEC ITEL, LLC 340   2007-12-13   
248-573 5 South Lyon MI   792K CHARTER IP ENABLED SERVICES, LLC 340   2007-02-25   
248-573 6 South Lyon MI   3535 ACD TELECOM, INC. - MI 340   2005-12-08   
248-573 7 South Lyon MI   516C AT&T CORP. 340   2006-06-30   
248-573 8 South Lyon MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
248-573 9 South Lyon MI   5562 METROPCS, INC. 340   2011-05-20   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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