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: 441

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
734-441 A Rockwood MI FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
734-441 0 Rockwood MI   991E BANDWIDTH.COM CLEC, LLC - MI 340   2016-05-08   
734-441 1 Rockwood MI   7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2005-07-19   
734-441 2 Rockwood MI   543C ONVOY, LLCV - MI 340   2020-09-07   
734-441 3 Rockwood MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-10-01   
734-441 4 Rockwood MI   792K CHARTER IP ENABLED SERVICES, LLC 340   2007-02-24   
734-441 5 Rockwood MI   829J PAETEC ITEL, LLC 340   2009-11-16   
734-441 6 Rockwood MI   991E BANDWIDTH.COM CLEC, LLC - MI 340   2014-02-24   
734-441 7 Rockwood MI   516C AT&T CORP. 340   2006-06-30   
734-441 8 Rockwood MI   829J PAETEC ITEL, LLC 340      
734-441 9 Rockwood MI   543C ONVOY, LLCV - MI 340   2020-09-07   

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

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