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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   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2025-05-25   
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 8 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2024-08-10   
319-492 9   515J IP HORIZON LLC 635   2025-08-14   
319-499 A CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635      
319-499 0 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2011-05-23   
319-499 1 CDRRIAIC2MD  593K MCC TELEPHONY LLC 635   2011-05-25   
319-499 2 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2012-03-18   
319-499 3 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2012-11-01   
319-499 4 CDRRIADTDMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 635   2014-04-03   
319-499 5 CDRRIADTNMD  985E BANDWIDTH.COM CLEC, LLC - IA 635   2015-02-16   
319-499 6 CDRRIADTUMD  8344 TELEPORT COMMUNICATIONS AMERICA, LLC - IA 635   2012-05-01   
319-499 7 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2015-05-15   
319-499 8 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2013-08-30   
319-499 9 CDRRIAAXQMD  444G AUREON COMMUNICATIONS, LLC 635   2012-08-16   
319-512 A CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635      
319-512 0 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635      
319-512 1 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635      
319-512 2 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2015-07-10   
319-512 3 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2016-09-11   
319-512 4 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2016-09-11   
319-512 5 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2015-09-14   
319-512 6 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2015-09-14   
319-512 7 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2008-03-01   
319-512 8 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2007-05-03   
319-512 9 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2007-05-03   
319-519 A IWCYIA70DS0  423H AIRUS, INC - IA 635      
319-519 0 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2016-04-07   
319-519 1 IWCYIA70DS0  423H AIRUS, INC - IA 635   2014-12-13   
319-519 2 CDRRIAIC2MD  593K MCC TELEPHONY LLC 635   2016-07-11   
319-519 3 CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2016-07-18   
319-519 4 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2016-04-07   
319-519 5 NLBTIAXODS1  562E SOUTH SLOPE COOPERATIVE TELEPHONE COMPANY - IA 635   2016-10-01   
319-519 6 MARNIACODS0  695G IMON COMMUNICATIONS, LLC - IA 635   2016-08-07   
319-519 7 NLBTIAXODS1  562E SOUTH SLOPE COOPERATIVE TELEPHONE COMPANY - IA 635   2016-10-01   
319-519 8 CDRRIADTKMD  221F ONVOY, LLC - IA 635   2017-06-22   
319-519 9 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2016-04-15   
319-530 A CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      
319-541 A CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-541 0 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-541 1 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-541 2 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-541 3 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-541 4 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-541 5 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-541 6 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-541 7 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-541 8 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2006-12-02   
319-541 9 CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-569 A CDRRIAIC2MD  593K MCC TELEPHONY LLC 635      
319-569 0 IWCYIA70DS0  423H AIRUS, INC - IA 635   2017-08-12   
319-569 1 CDRRIAIC2MD  593K MCC TELEPHONY LLC 635   2017-07-29   
319-569 2 CDRRIAIC2MD  593K MCC TELEPHONY LLC 635   2018-04-01   
319-569 3 IWCYIA70DS0  423H AIRUS, INC - IA 635   2018-07-29   
319-569 4 CDRRIAIC2MD  593K MCC TELEPHONY LLC 635   2018-08-24   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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