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: CDRRIANODS0

Remotes:

Switch Switch name Switch type
MTVRIACORS8  MT VERNON  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
319-294 A Cedar Rapids IA 9631 QWEST CORPORATION 635      
319-378 A Cedar Rapids IA 9631 QWEST CORPORATION 635      
319-393 A Cedar Rapids IA 9631 QWEST CORPORATION 635      
319-395 A Cedar Rapids IA 9631 QWEST CORPORATION 635      
319-743 A Cedar Rapids IA 9631 QWEST CORPORATION 635      
319-743 0 Cedar Rapids IA 9631 QWEST CORPORATION 635      
319-743 1 Cedar Rapids IA 9631 QWEST CORPORATION 635      
319-743 3 Cedar Rapids IA 9631 QWEST CORPORATION 635      
319-743 4 Cedar Rapids IA 9631 QWEST CORPORATION 635      
319-743 6 Cedar Rapids IA 9631 QWEST CORPORATION 635      
319-743 7 Cedar Rapids IA 9631 QWEST CORPORATION 635      
319-743 9 Cedar Rapids IA 9631 QWEST CORPORATION 635      
319-832 A Cedar Rapids IA 9631 QWEST CORPORATION 635      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.