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: FRMNMAWA4MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
617-545 A Everett MA 7421 AT&T LOCAL 128      
781-228 A Braintree MA 7421 AT&T LOCAL 128      
781-476 A Marblehead MA 7421 AT&T LOCAL 128      
781-808 A Revere MA 7421 AT&T LOCAL 128      
978-548 A Peabody MA 7421 AT&T LOCAL 128      
978-915 A Salem MA 7421 AT&T LOCAL 128      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.