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: 256

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-256 A Oxford MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-256 0 Oxford MI SFLDMIMK9MD  145J TERRA NOVA TELECOM INC. 340   2024-10-16   
248-256 1 Oxford MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-256 2 Oxford MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2021-03-09   
248-256 3 Oxford MI SFLDMITODS2  543C ONVOY, LLCV - MI 340   2021-03-09   
248-256 5 Oxford MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2005-05-14   
248-256 6 Oxford MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340   2003-02-19   
248-256 7 Oxford MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340   2004-02-13   
248-256 8 Oxford MI SFLDMIDNDS5  9714 GRID 4 COMMUNICATIONS, INC. - MI 340   2006-09-21   

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

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