Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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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      
641-659 1 Grinnell IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632      
641-659 2 Grinnell IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632      
641-659 3 Grinnell IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632      
641-659 4 Grinnell IA GRNLIAXCPMD  221F ONVOY, LLC - IA 632      
641-659 5 Grinnell IA GRNLIAXCPMD  221F ONVOY, LLC - IA 632      
641-659 6 Grinnell IA OSKLIA14DS0  916A MAHASKA COMMUNICATION GROUP, LLC - IA 632      
641-659 7 Grinnell IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632      
641-659 8 Grinnell IA   624H ONVOY SPECTRUM, LLC 632      
641-659 9 Grinnell IA GRNLIAXCPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632      

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

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