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.

Switch: IPSWMACORS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
978-356 A Ipswich MA 9102 VERIZON NEW ENGLAND INC. 128      
978-412 A Ipswich MA 9102 VERIZON NEW ENGLAND INC. 128      
978-412 8 Ipswich MA 9102 VERIZON NEW ENGLAND INC. 128      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.