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: EKDRIAAEDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
563-245 A Elkader IA 1106 ALPINE COMMUNICATIONS, L.C. 635      
563-252 A Guttenberg IA 1106 ALPINE COMMUNICATIONS, L.C. 635      
563-255 A Garber IA 1106 ALPINE COMMUNICATIONS, L.C. 635      
563-426 A Elgin IA 1106 ALPINE COMMUNICATIONS, L.C. 635      
563-873 A McGregor IA 1106 ALPINE COMMUNICATIONS, L.C. 635      
563-964 A Garnavillo IA 1106 ALPINE COMMUNICATIONS, L.C. 635      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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