Local Calling Guide

Area code/prefix search

Search by area code/prefix (NPA/NXX) or OCN

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Last updated: Sat, 25 Oct 2014 11:08:09 UTC

How to use this page

NPA: 734 [Rate centres in NPA 734] [Dial plan for NPA 734]

NXX: 223

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA Eff date Disc date Map
734-223 A Ann Arbor MI DTRTMIAPG00 6534 NEW CINGULAR WIRELESS PCS, LLC - IL [link] 340 map



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