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: 339 [Rate centres in NPA 339] [Dial plan for NPA 339]

NXX: 444

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
339-444 A Saugus MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
339-444 0 Saugus MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
339-444 1 Saugus MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
339-444 2 Saugus MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
339-444 3 Saugus MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
339-444 4 Saugus MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
339-444 5 Saugus MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
339-444 6 Saugus MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
339-444 7 Saugus MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
339-444 8 Saugus MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
339-444 9 Saugus MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.