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: 243

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-243 A Worcester MA   792K CHARTER IP ENABLED SERVICES, LLC 128      
774-243 0 Worcester MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
774-243 1 Worcester MA   792K CHARTER IP ENABLED SERVICES, LLC 128      
774-243 2 Worcester MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
774-243 3 Worcester MA WRCSMACEX1X  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
774-243 4 Worcester MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
774-243 5 Worcester MA BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128      
774-243 6 Worcester MA   792K CHARTER IP ENABLED SERVICES, LLC 128      
774-243 7 Worcester MA   792K CHARTER IP ENABLED SERVICES, LLC 128      
774-243 8 Worcester MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
774-243 9 Worcester MA   792K CHARTER IP ENABLED SERVICES, LLC 128      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.