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.
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Early, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
712-273 A ERLYIAXORS2  1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 644      
712-660 A OMAHNENWXCY  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644      
712-660 0 OMAHNENWXCY  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644      
712-660 1 OMAHNENWXCY  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644      
712-660 2 OMAHNENWXCY  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644      
712-660 3 OMAHNENWXCY  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644      
712-660 5 OMAHNENWXCY  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644      
712-660 6 LKVWIAAN1MD  3699 CORN BELT COMMUNICATIONS, INC. - IA 644   2023-11-10   
712-660 8 OMAHNENWXCY  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644      
712-660 9 OMAHNENWXCY  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644      
712-661 A OMAHNENWXCY  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644      
712-661 1 OMAHNENWXPX  221F ONVOY, LLC - IA 644   2021-05-10   
712-661 2 OMAHNENWXPX  221F ONVOY, LLC - IA 644   2021-04-23   
712-661 3 OMAHNENWXPX  221F ONVOY, LLC - IA 644   2021-04-23   
712-661 4 OMAHNENWX2Y  624H ONVOY SPECTRUM, LLC 644   2021-10-30   
712-661 5 OMAHNENWX2Y  624H ONVOY SPECTRUM, LLC 644   2021-07-18   
712-661 6 OMAHNENWXPX  221F ONVOY, LLC - IA 644   2018-11-17   
712-661 7 OMAHNENWXJX  508J CENTURYLINK COMMUNICATIONS, LLC 644   2017-10-31   
712-661 8 OMAHNENWXCY  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644      
712-661 9 OMAHNENWXCY  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644      

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

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