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.

Washington, IA

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
319-458 A CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-458 0 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-458 1 IWCYIA702MD  939H COMMIO, LLC 635   2022-08-07   
319-458 2 CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635   2020-12-28   
319-458 4 CDRRIADTDMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 635   2018-11-19   
319-458 5 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2020-06-26   
319-458 6 CDRRIADTUMD  8344 TELEPORT COMMUNICATIONS AMERICA, LLC - IA 635   2020-03-08   
319-458 7 CDRRIADTX2X  508J CENTURYLINK COMMUNICATIONS, LLC 635   2017-06-16   
319-458 8 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2021-03-14   
319-458 9 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-460 A CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-460 0 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-460 2 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2018-04-12   
319-460 3 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2018-04-12   
319-460 4 CDRRIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 635   2022-02-18   
319-460 6 MNTIIAAKDS0  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635   2018-05-14   
319-460 7 CDRRIAAXUMD  5562 METROPCS, INC. 635   2018-07-03   
319-460 8 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2021-04-24   
319-460 9 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2021-04-24   
319-461 A CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      
319-548 A CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635      
319-591 A CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      
319-591 0 CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635   2008-05-30   
319-591 1 CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635   2009-08-19   
319-591 2 DESMIAITGT5  444G AUREON COMMUNICATIONS, LLC 635   2015-12-19   
319-591 3 CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635   2017-05-18   
319-591 4 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2022-05-23   
319-591 5 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2022-05-23   
319-591 6 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2022-05-23   
319-591 7 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2022-05-23   
319-591 8 MNCHIAXO2MD  751F MCC TELEPHONY OF IOWA, LLC - IA 635   2010-04-15   
319-598 A WASHIAXO1MD  2842 LOCAL TELEPHONE DATA SERVICES CORP. 635      
319-653 A WASHIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-789 A WASHIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-789 0 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2022-01-07   
319-789 1 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2022-01-07   
319-789 2 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2022-01-07   
319-789 3 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2022-01-07   
319-789 4 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2022-01-07   
319-789 5 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2022-01-07   
319-789 6 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2022-01-07   
319-789 7 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2022-01-07   
319-789 8 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2022-01-07   
319-789 9 WASHIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635   2015-09-01   
319-863 A WASHIAXOPS1  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 0 WASHIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 1 WASHIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 2 WASHIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 3 WASHIAXOPS0  1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 635      
319-863 4 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2022-01-07   

1 2 >>

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.