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: 641 [Rate centres in NPA 641] [Dial plan for NPA 641]

NXX: 659

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-659 A Grinnell IA GRNLIAXCPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632      
641-659 0 Grinnell IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2022-05-05   
641-659 1 Grinnell IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2022-05-05   
641-659 2 Grinnell IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2022-05-05   
641-659 3 Grinnell IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2022-05-05   
641-659 4 Grinnell IA GRNLIAXCPMD  221F ONVOY, LLC - IA 632   2021-08-30   
641-659 5 Grinnell IA GRNLIAXCPMD  221F ONVOY, LLC - IA 632   2021-08-30   
641-659 6 Grinnell IA OSKLIA14DS0  916A MAHASKA COMMUNICATION GROUP, LLC - IA 632   2021-03-26   
641-659 7 Grinnell IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632   2022-02-18   
641-659 8 Grinnell IA   624H ONVOY SPECTRUM, LLC 632   2024-03-08   
641-659 9 Grinnell IA GRNLIAXCPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632   2015-08-21   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.