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: 383

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-383 A Wellfleet MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
774-383 0 Wellfleet MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
774-383 1 Wellfleet MA BRTNMACRLMD  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2016-05-22   
774-383 2 Wellfleet MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
774-383 3 Wellfleet MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2015-01-13   
774-383 4 Wellfleet MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
774-383 5 Wellfleet MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-08-21   
774-383 6 Wellfleet MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-08-21   
774-383 7 Wellfleet MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-01-15   
774-383 8 Wellfleet MA BSTPMALLOMD  073H TELNYX LLC 128   2017-05-09   
774-383 9 Wellfleet MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-02-11   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.