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: 747 [Rate centres in NPA 747] [Dial plan for NPA 747]

NXX: 799

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
747-799 A Northridge CA LSANCAJWIMD  965H FRACTEL, LLC 730      
747-799 0 Northridge CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
747-799 1 Northridge CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
747-799 2 Northridge CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
747-799 3 Northridge CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730      
747-799 4 Northridge CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730      
747-799 5 Northridge CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730      
747-799 6 Northridge CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730      
747-799 7 Northridge CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730      
747-799 8 Northridge CA LSANCA03IMD  553J WHITESKY COMMUNICATIONS, LLC 730      
747-799 9 Northridge CA LSANCAJWIMD  965H FRACTEL, LLC 730      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.