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: CDRRIAAXQMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
319-229 1 Waterloo IA 444G AUREON COMMUNICATIONS, LLC 635      
319-299 0 Belle Plaine IA 444G AUREON COMMUNICATIONS, LLC 635      
319-303 A Denver IA 444G AUREON COMMUNICATIONS, LLC 635      
319-303 1 Denver IA 444G AUREON COMMUNICATIONS, LLC 635      
319-305 A Mount Vernon IA 444G AUREON COMMUNICATIONS, LLC 635      
319-305 1 Mount Vernon IA 444G AUREON COMMUNICATIONS, LLC 635      
319-346 0 Parkersburg IA 444G AUREON COMMUNICATIONS, LLC 635      
319-410 A Oelwein IA 444G AUREON COMMUNICATIONS, LLC 635      
319-410 1 Oelwein IA 444G AUREON COMMUNICATIONS, LLC 635      
319-499 9 Iowa City IA 444G AUREON COMMUNICATIONS, LLC 635      
319-553 8 Cedar Falls IA 444G AUREON COMMUNICATIONS, LLC 635      
319-596 4 Waverly IA 444G AUREON COMMUNICATIONS, LLC 635      
319-633 0 Lone Tree IA 444G AUREON COMMUNICATIONS, LLC 635      
319-727 5 Coggon IA 444G AUREON COMMUNICATIONS, LLC 635      
319-777 A Cedar Rapids IA 444G AUREON COMMUNICATIONS, LLC 635      
319-777 7 Cedar Rapids IA 444G AUREON COMMUNICATIONS, LLC 635      
319-820 9 Monticello IA 444G AUREON COMMUNICATIONS, LLC 635      
563-202 9 Decorah IA 444G AUREON COMMUNICATIONS, LLC 635      
563-412 0 West Union IA 444G AUREON COMMUNICATIONS, LLC 635      
563-550 1 Calmar IA 444G AUREON COMMUNICATIONS, LLC 635      
563-794 9 Waukon IA 444G AUREON COMMUNICATIONS, LLC 635      

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

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