Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 734 [Rate centres in NPA 734] [Dial plan for NPA 734]

NXX: 390

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
734-390 A Ypsilanti MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
734-390 0 Ypsilanti MI   829J PAETEC ITEL, LLC 340      
734-390 1 Ypsilanti MI   829J PAETEC ITEL, LLC 340      
734-390 2 Ypsilanti MI   829J PAETEC ITEL, LLC 340      
734-390 4 Ypsilanti MI   543C ONVOY, LLCV - MI 340   2020-12-03   
734-390 5 Ypsilanti MI   829J PAETEC ITEL, LLC 340      
734-390 6 Ypsilanti MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-11-16   
734-390 7 Ypsilanti MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-11-16   
734-390 8 Ypsilanti MI   624H ONVOY SPECTRUM, LLC 340   2021-06-17   
734-390 9 Ypsilanti MI   2550 123.NET, LLC 340   2003-01-24   

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

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