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: 442 [Rate centres in NPA 442] [Dial plan for NPA 442]

NXX: 733

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
442-733 A Pinyon CA PLSPCA19CMD  516J TON80 COMMUNICATIONS, LLC 973      
442-733 0 Pinyon CA PLSPCAXGXPY  649C ONVOY, LLC - CA 973      
442-733 6 Pinyon CA PLSPCA19CMD  516J TON80 COMMUNICATIONS, LLC 973      
442-733 7 Pinyon CA   145J TERRA NOVA TELECOM INC. 973      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.