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: 519

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-519 A Exeter NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122      
603-519 0 Exeter NH   6386 BELL ATLANTIC MOBILE, INC 122   2018-11-18   
603-519 1 Exeter NH   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2019-10-26   
603-519 2 Exeter NH   5562 METROPCS, INC. 122   2021-06-10   
603-519 3 Exeter NH   637E ONVOY, LLC - NH 122   2022-02-23   
603-519 4 Exeter NH   318J COMCAST IP PHONE, LLC 122   2019-07-05   
603-519 5 Exeter NH   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2021-05-21   
603-519 6 Exeter NH   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2021-05-21   
603-519 7 Exeter NH   6386 BELL ATLANTIC MOBILE, INC 122   2020-11-05   
603-519 8 Exeter NH   6386 BELL ATLANTIC MOBILE, INC 122   2019-09-24   
603-519 9 Exeter NH   637E ONVOY, LLC - NH 122   2021-08-02   

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

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