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: 438

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-438 A Walled Lake MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-438 1 Walled Lake MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-438 3 Walled Lake MI   2550 123.NET, LLC 340   2025-04-07   
248-438 4 Walled Lake MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-438 5 Walled Lake MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2003-08-20   
248-438 6 Walled Lake MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2003-03-18   
248-438 7 Walled Lake MI   3535 ACD TELECOM, INC. - MI 340   2005-12-08   
248-438 8 Walled Lake MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-02-10   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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