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: CDRRIATSCM0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
319-231 A Waterloo IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-239 A Waterloo IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-240 A Waterloo IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-269 A Waterloo IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-310 A Cedar Rapids IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-325 A Iowa City IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-327 A Independence IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635   2005-06-19   
319-330 A Iowa City IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-350 A Cedar Rapids IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-361 A Cedar Rapids IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-404 A Waterloo IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-415 A Waterloo IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-429 A Waterloo IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635   2007-07-29   
319-430 A Iowa City IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-461 A Washington IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-480 A Anamosa IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-530 A Iowa City IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-540 A Cedar Rapids IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-551 A Cedar Rapids IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-559 A Waverly IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635   2012-11-12   
319-560 A Cedar Rapids IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-721 A Cedar Rapids IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-929 A Cedar Rapids IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-930 A Iowa City IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
319-939 A Waterloo IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
563-329 A McGregor IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635   2009-03-12   
563-379 A Decorah IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
563-380 A Decorah IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
563-608 A Manchester IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
563-794 A Waukon IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635   2007-11-18   
563-880 A McGregor IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      
563-920 A Manchester IA 6266 UNITED STATES CELLULAR CORP. - IOWA 635      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.