Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 781 [Rate centres in NPA 781] [Dial plan for NPA 781]

NXX: 992

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-992 A Wellesley MA STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
781-992 1 Wellesley MA   318J COMCAST IP PHONE, LLC 128   2023-07-25   
781-992 2 Wellesley MA   624H ONVOY SPECTRUM, LLC 128   2021-09-03   
781-992 3 Wellesley MA   7619 RCN TELECOM SERVICES, INC. - MA 128      
781-992 4 Wellesley MA   7619 RCN TELECOM SERVICES, INC. - MA 128      
781-992 5 Wellesley MA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2005-04-03   
781-992 6 Wellesley MA   318J COMCAST IP PHONE, LLC 128   2023-07-25   
781-992 7 Wellesley MA   318J COMCAST IP PHONE, LLC 128   2023-07-25   
781-992 8 Wellesley MA   318J COMCAST IP PHONE, LLC 128   2023-07-25   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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