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: 957

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-957 A Medford MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
781-957 0 Medford MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
781-957 1 Medford MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
781-957 2 Medford MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128      
781-957 3 Medford MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
781-957 4 Medford MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
781-957 5 Medford MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
781-957 6 Medford MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
781-957 7 Medford MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
781-957 8 Medford MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
781-957 9 Medford MA   515J IP HORIZON LLC 128      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.