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: DESMIAITHMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
641-335 7 Prescott IA 6674 RSA 1 LIMITED PARTNERSHIP DBA CHAT MOBILITY 632   2005-07-12   
641-336 7 Clearfield IA 6674 RSA 1 LIMITED PARTNERSHIP DBA CHAT MOBILITY 632   2005-07-12   
641-413 A Lenox IA 6674 RSA 1 LIMITED PARTNERSHIP DBA CHAT MOBILITY 632      
641-418 A Corning IA 6674 RSA 1 LIMITED PARTNERSHIP DBA CHAT MOBILITY 632      
641-418 0 Corning IA 6674 RSA 1 LIMITED PARTNERSHIP DBA CHAT MOBILITY 632      
641-418 1 Corning IA 6674 RSA 1 LIMITED PARTNERSHIP DBA CHAT MOBILITY 632      
641-418 2 Corning IA 6674 RSA 1 LIMITED PARTNERSHIP DBA CHAT MOBILITY 632      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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