Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]

NXX: 793

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-793 A Exeter NH MNCHNHCOCM1  5562 METROPCS, INC. 122      
603-793 0 Exeter NH   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2011-10-04   
603-793 1 Exeter NH   5562 METROPCS, INC. 122      
603-793 2 Exeter NH   5562 METROPCS, INC. 122      
603-793 3 Exeter NH   5562 METROPCS, INC. 122      
603-793 4 Exeter NH   5562 METROPCS, INC. 122   2007-11-11   
603-793 5 Exeter NH   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2013-02-22   
603-793 6 Exeter NH   5562 METROPCS, INC. 122      
603-793 7 Exeter NH   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2012-07-08   
603-793 8 Exeter NH   5562 METROPCS, INC. 122   2006-07-26   
603-793 9 Exeter NH   5562 METROPCS, INC. 122      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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