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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 781 [Rate centres in NPA 781] [Dial plan for NPA 781]

NXX: 675

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-675 A Needham MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
781-675 0 Needham MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2019-07-26   
781-675 1 Needham MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-09-03   
781-675 2 Needham MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2018-09-23   
781-675 3 Needham MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-06   
781-675 4 Needham MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-06   
781-675 5 Needham MA BSTPMALLZMD  506J TWILIO INTERNATIONAL, INC. 128   2020-12-19   
781-675 6 Needham MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-06-12   
781-675 7 Needham MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-06-12   
781-675 8 Needham MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-06   
781-675 9 Needham MA SOVLMAAB3MD  197D VONAGE AMERICA LLC 128   2021-05-29   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.