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: 306

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
248-306 A Farmington MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
248-306 0 Farmington MI   829J PAETEC ITEL, LLC 340      
248-306 1 Farmington MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2024-06-04   
248-306 2 Farmington MI   829J PAETEC ITEL, LLC 340      
248-306 3 Farmington MI   829J PAETEC ITEL, LLC 340      
248-306 4 Farmington MI   3535 ACD TELECOM, INC. - MI 340   2005-07-16   
248-306 5 Farmington MI   829J PAETEC ITEL, LLC 340      
248-306 6 Farmington MI   829J PAETEC ITEL, LLC 340      
248-306 7 Farmington MI   5562 METROPCS, INC. 340   2020-06-26   
248-306 8 Farmington MI   543C ONVOY, LLCV - MI 340   2020-07-07   
248-306 9 Farmington MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2008-01-30   

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

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