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: 514

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-514 A Grafton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
774-514 0 Grafton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
774-514 1 Grafton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
774-514 2 Grafton MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
774-514 3 Grafton MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128      
774-514 4 Grafton MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128      
774-514 5 Grafton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
774-514 7 Grafton MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128      
774-514 9 Grafton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.