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: 522

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-522 A Farmington MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-522 0 Farmington MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340   2006-03-25   
248-522 1 Farmington MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-522 2 Farmington MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-522 3 Farmington MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-522 4 Farmington MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-522 5 Farmington MI   145J TERRA NOVA TELECOM INC. 340   2022-08-03   
248-522 6 Farmington MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-522 7 Farmington MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-522 8 Farmington MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
248-522 9 Farmington MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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