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Iowa City, IA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
319-400 6 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2005-10-29   
319-400 7 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635      
319-400 8 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2006-09-11   
319-400 9 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2008-03-17   
319-402 A CDRRIADTXMX  318J COMCAST IP PHONE, LLC 635      
319-402 0 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2023-08-11   
319-402 1 CDRRIADTXMX  318J COMCAST IP PHONE, LLC 635   2023-06-11   
319-402 2 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2023-08-11   
319-402 3 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2023-08-11   
319-402 4 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2023-08-11   
319-402 5 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2023-08-11   
319-402 6 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2023-08-11   
319-402 7 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2023-08-11   
319-402 8 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2023-08-11   
319-402 9 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2023-08-11   
319-430 A CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      
319-466 A IWCYIATCDS0  9631 QWEST CORPORATION 635      
319-467 A IWCYIATCDS0  9631 QWEST CORPORATION 635      
319-471 A CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635      
319-471 0 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2008-03-16   
319-471 1 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2006-08-31   
319-471 2 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2007-11-12   
319-471 3 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2007-04-14   
319-471 4 CDRRIADTDMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 635   2007-05-16   
319-471 5 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2007-11-29   
319-471 6 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2007-04-27   
319-471 7 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2007-04-27   
319-471 8 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2006-11-09   
319-471 9 IWCYIA702MD  939H COMMIO, LLC 635   2024-03-01   
319-485 A CDRRIADTYZZ  829J PAETEC ITEL, LLC 635      
319-485 0   829J PAETEC ITEL, LLC 635   2024-04-19   
319-485 1   829J PAETEC ITEL, LLC 635   2024-04-19   
319-485 2   829J PAETEC ITEL, LLC 635   2024-04-19   
319-485 3   829J PAETEC ITEL, LLC 635   2024-04-19   
319-485 4   829J PAETEC ITEL, LLC 635   2024-04-19   
319-485 5   829J PAETEC ITEL, LLC 635   2024-04-19   
319-485 6   829J PAETEC ITEL, LLC 635   2024-04-19   
319-485 7   829J PAETEC ITEL, LLC 635   2024-04-19   
319-485 8   829J PAETEC ITEL, LLC 635   2024-04-19   
319-485 9   829J PAETEC ITEL, LLC 635   2024-04-19   
319-492 A CDRRIADTKMD  221F ONVOY, LLC - IA 635   2024-08-09   
319-492 0 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2024-08-09   
319-492 1 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2024-08-09   
319-492 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2026-01-23   
319-492 3   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2025-08-25   
319-492 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2025-08-29   
319-492 5   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2025-10-11   
319-492 6   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2025-12-02   
319-492 7 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2025-12-02   
319-492 8 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2024-08-10   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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