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: 774 [Rate centres in NPA 774] [Dial plan for NPA 774]

NXX: 667

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-667 A Wareham MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
774-667 0 Wareham MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2021-12-16   
774-667 1 Wareham MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2021-12-16   
774-667 2 Wareham MA   516J TON80 COMMUNICATIONS, LLC 128   2022-02-27   
774-667 3 Wareham MA   892D ONVOY, LLC - MA 128   2023-08-09   
774-667 4 Wareham MA   892D ONVOY, LLC - MA 128   2023-08-09   
774-667 5 Wareham MA   892D ONVOY, LLC - MA 128   2023-08-09   
774-667 6 Wareham MA   624H ONVOY SPECTRUM, LLC 128   2022-02-03   
774-667 7 Wareham MA   892D ONVOY, LLC - MA 128   2021-06-03   
774-667 8 Wareham MA   624H ONVOY SPECTRUM, LLC 128   2022-02-03   
774-667 9 Wareham MA   892D ONVOY, LLC - MA 128   2023-08-09   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.