Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
781-992 3 Wellesley MA 7619 RCN TELECOM SERVICES, INC. - MA 128      
781-992 4 Wellesley MA 7619 RCN TELECOM SERVICES, INC. - MA 128      
978-467 A Westford MA 7619 RCN TELECOM SERVICES, INC. - MA 128      
978-485 5 Salem MA 7619 RCN TELECOM SERVICES, INC. - MA 128   2019-08-22   
978-896 4 Peabody MA 7619 RCN TELECOM SERVICES, INC. - MA 128   2019-08-22   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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