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: 563 [Rate centres in NPA 563] [Dial plan for NPA 563]

NXX: 277

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
563-277 A Decorah IA   593K MCC TELEPHONY LLC 635      
563-277 0 Decorah IA CDRRIADTNMD  985E BANDWIDTH.COM CLEC, LLC - IA 635      
563-277 1 Decorah IA   593K MCC TELEPHONY LLC 635      
563-277 2 Decorah IA CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      
563-277 3 Decorah IA CDRRIADTDMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 635      
563-277 4 Decorah IA CDRRIADTNMD  985E BANDWIDTH.COM CLEC, LLC - IA 635      
563-277 5 Decorah IA DCRHIACODS0  9631 QWEST CORPORATION 635      
563-277 6 Decorah IA CDRRIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 635      
563-277 7 Decorah IA CDRRIADTNMD  985E BANDWIDTH.COM CLEC, LLC - IA 635      
563-277 8 Decorah IA CDRRIAAB6MD  353E YMAX COMMUNICATIONS CORP. - IA 635      
563-277 9 Decorah IA CDRRIADTKMD  221F ONVOY, LLC - IA 635      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.