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.

Mount Ayr, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
641-234 A DESMIAITLMD  9572 IOWA RSA 2 LIMITED PARTNERSHIP DBA CHAT MOBILITY 632      
641-321 A DESMIADTXJX  508J CENTURYLINK COMMUNICATIONS, LLC 632      
641-321 0 DESMIADTXZX  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632      
641-321 1 BOONIA01DS1  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632      
641-321 2 DESMIADTTMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 632      
641-321 3 KNVLIAXCSMD  221F ONVOY, LLC - IA 632      
641-321 4 DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632      
641-321 5   624H ONVOY SPECTRUM, LLC 632      
641-321 6 KNVLIAXCSMD  221F ONVOY, LLC - IA 632      
641-321 7 DESMIADTXJX  508J CENTURYLINK COMMUNICATIONS, LLC 632      
641-321 9 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632      
641-464 A MTAYIAXCRS4  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-464 0 MTAYIAXCRS4  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-464 1 MTAYIAXCRS4  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-464 2 MTAYIAXCRS4  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-464 3 MTAYIAXCRS4  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-464 4 MTAYIAXCRS4  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-464 5 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632      
641-464 6 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632      
641-464 7 MTAYIAXCRP0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-464 8 KNVLIAXC1MD  751F MCC TELEPHONY OF IOWA, LLC - IA 632      
641-464 9 DESMIAITGT5  444G AUREON COMMUNICATIONS, LLC 632      
641-503 A KNVLIAXCSMD  221F ONVOY, LLC - IA 632      
641-503 2 KNVLIAXCSMD  221F ONVOY, LLC - IA 632      
641-503 3 KNVLIAXCSMD  221F ONVOY, LLC - IA 632      
641-503 4 KNVLIAXCSMD  221F ONVOY, LLC - IA 632      
641-503 8 DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.