Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
720-643 5 Denver CO 318J COMCAST IP PHONE, LLC 656   2015-10-16   
720-645 1 Denver CO 318J COMCAST IP PHONE, LLC 656   2014-05-14   
720-645 2 Denver CO 318J COMCAST IP PHONE, LLC 656   2014-05-14   
720-667 A Denver CO 318J COMCAST IP PHONE, LLC 656      
720-667 1 Denver CO 318J COMCAST IP PHONE, LLC 656   2018-01-12   
720-667 2 Denver CO 318J COMCAST IP PHONE, LLC 656   2018-01-12   
720-667 3 Denver CO 318J COMCAST IP PHONE, LLC 656   2018-01-12   
720-667 4 Denver CO 318J COMCAST IP PHONE, LLC 656   2018-01-12   
720-668 8 Denver CO 318J COMCAST IP PHONE, LLC 656   2015-08-10   
720-668 9 Denver CO 318J COMCAST IP PHONE, LLC 656   2015-08-10   
720-674 A Denver CO 318J COMCAST IP PHONE, LLC 656      
720-674 2 Denver CO 318J COMCAST IP PHONE, LLC 656   2020-04-05   
720-674 3 Denver CO 318J COMCAST IP PHONE, LLC 656   2020-04-05   
720-674 4 Denver CO 318J COMCAST IP PHONE, LLC 656   2020-04-05   
720-674 5 Denver CO 318J COMCAST IP PHONE, LLC 656   2020-04-05   
720-684 6 Longmont CO 318J COMCAST IP PHONE, LLC 656   2006-10-27   
720-693 8 Denver CO 318J COMCAST IP PHONE, LLC 656   2017-05-11   
720-693 9 Denver CO 318J COMCAST IP PHONE, LLC 656   2017-06-04   
720-696 6 Denver CO 318J COMCAST IP PHONE, LLC 656   2015-08-01   
720-696 7 Denver CO 318J COMCAST IP PHONE, LLC 656   2015-08-31   
720-707 6 Denver CO 318J COMCAST IP PHONE, LLC 656   2015-05-04   
720-708 2 Denver CO 318J COMCAST IP PHONE, LLC 656   2011-10-07   
720-708 3 Denver CO 318J COMCAST IP PHONE, LLC 656   2011-10-07   
720-708 4 Denver CO 318J COMCAST IP PHONE, LLC 656   2011-10-07   
720-708 5 Denver CO 318J COMCAST IP PHONE, LLC 656   2011-10-07   
720-708 6 Denver CO 318J COMCAST IP PHONE, LLC 656   2011-10-07   
720-710 8 Denver CO 318J COMCAST IP PHONE, LLC 656   2016-12-02   
720-710 9 Denver CO 318J COMCAST IP PHONE, LLC 656   2016-12-02   
720-712 6 Fort Lupton CO 318J COMCAST IP PHONE, LLC 656   2020-02-21   
720-716 3 Denver CO 318J COMCAST IP PHONE, LLC 656   2020-05-26   
720-716 4 Denver CO 318J COMCAST IP PHONE, LLC 656   2020-05-26   
720-726 A Denver CO 318J COMCAST IP PHONE, LLC 656      
720-726 2 Denver CO 318J COMCAST IP PHONE, LLC 656   2013-12-13   
720-726 3 Denver CO 318J COMCAST IP PHONE, LLC 656   2013-12-13   
720-726 4 Denver CO 318J COMCAST IP PHONE, LLC 656   2013-12-13   
720-726 5 Denver CO 318J COMCAST IP PHONE, LLC 656   2013-12-13   
720-726 6 Denver CO 318J COMCAST IP PHONE, LLC 656   2013-12-13   
720-726 7 Denver CO 318J COMCAST IP PHONE, LLC 656   2013-12-13   
720-727 8 Longmont CO 318J COMCAST IP PHONE, LLC 656   2018-12-08   
720-728 5 Denver CO 318J COMCAST IP PHONE, LLC 656   2016-03-10   
720-728 8 Denver CO 318J COMCAST IP PHONE, LLC 656   2016-03-10   
720-745 8 Longmont CO 318J COMCAST IP PHONE, LLC 656   2015-11-27   
720-746 9 Denver CO 318J COMCAST IP PHONE, LLC 656   2009-06-18   
720-749 2 Denver CO 318J COMCAST IP PHONE, LLC 656   2015-11-17   
720-749 3 Denver CO 318J COMCAST IP PHONE, LLC 656   2015-11-17   
720-749 4 Denver CO 318J COMCAST IP PHONE, LLC 656   2015-11-17   
720-749 5 Denver CO 318J COMCAST IP PHONE, LLC 656   2015-11-17   
720-749 6 Denver CO 318J COMCAST IP PHONE, LLC 656   2015-11-17   
720-750 4 Denver CO 318J COMCAST IP PHONE, LLC 656   2019-03-15   
720-750 5 Denver CO 318J COMCAST IP PHONE, LLC 656   2019-03-15   
720-750 6 Denver CO 318J COMCAST IP PHONE, LLC 656   2019-03-15   
720-750 7 Denver CO 318J COMCAST IP PHONE, LLC 656   2019-03-15   
720-750 8 Denver CO 318J COMCAST IP PHONE, LLC 656   2019-03-15   
720-753 6 Fort Lupton CO 318J COMCAST IP PHONE, LLC 656   2018-05-26   
720-756 1 Denver CO 318J COMCAST IP PHONE, LLC 656   2021-01-24   
720-756 2 Denver CO 318J COMCAST IP PHONE, LLC 656   2021-01-24   
720-756 3 Denver CO 318J COMCAST IP PHONE, LLC 656   2021-01-24   
720-756 7 Denver CO 318J COMCAST IP PHONE, LLC 656   2021-01-24   
720-760 5 Denver CO 318J COMCAST IP PHONE, LLC 656   2021-01-29   
720-760 8 Denver CO 318J COMCAST IP PHONE, LLC 656   2021-01-29   
720-761 5 Denver CO 318J COMCAST IP PHONE, LLC 656   2023-10-21   
720-762 4 Denver CO 318J COMCAST IP PHONE, LLC 656   2020-04-21   
720-762 5 Denver CO 318J COMCAST IP PHONE, LLC 656   2020-04-21   
720-769 1 Denver CO 318J COMCAST IP PHONE, LLC 656   2020-11-02   
720-769 2 Denver CO 318J COMCAST IP PHONE, LLC 656   2020-11-02   
720-769 3 Denver CO 318J COMCAST IP PHONE, LLC 656   2020-11-02   
720-769 4 Denver CO 318J COMCAST IP PHONE, LLC 656   2020-11-02   
720-769 5 Denver CO 318J COMCAST IP PHONE, LLC 656   2020-11-02   
720-769 6 Denver CO 318J COMCAST IP PHONE, LLC 656   2020-11-02   
720-769 8 Denver CO 318J COMCAST IP PHONE, LLC 656   2020-11-02   
720-787 4 Denver CO 318J COMCAST IP PHONE, LLC 656   2017-01-02   
720-787 7 Denver CO 318J COMCAST IP PHONE, LLC 656   2016-12-02   
720-787 9 Denver CO 318J COMCAST IP PHONE, LLC 656   2017-01-02   
720-815 A Longmont CO 318J COMCAST IP PHONE, LLC 656      
720-815 1 Longmont CO 318J COMCAST IP PHONE, LLC 656   2017-10-23   
720-817 A Strasburg CO 318J COMCAST IP PHONE, LLC 656      
720-817 1 Strasburg CO 318J COMCAST IP PHONE, LLC 656   2021-11-15   
720-826 A Denver CO 318J COMCAST IP PHONE, LLC 656      
720-826 1 Denver CO 318J COMCAST IP PHONE, LLC 656   2019-09-13   
720-826 2 Denver CO 318J COMCAST IP PHONE, LLC 656   2019-09-13   
720-826 3 Denver CO 318J COMCAST IP PHONE, LLC 656   2019-09-13   
720-845 1 Denver CO 318J COMCAST IP PHONE, LLC 656   2017-10-15   
720-845 2 Denver CO 318J COMCAST IP PHONE, LLC 656   2017-10-15   
720-845 3 Denver CO 318J COMCAST IP PHONE, LLC 656   2017-10-15   
720-845 4 Denver CO 318J COMCAST IP PHONE, LLC 656   2017-10-15   
720-863 8 Denver CO 318J COMCAST IP PHONE, LLC 656   2011-10-21   
720-866 8 Denver CO 318J COMCAST IP PHONE, LLC 656   2019-05-02   
720-866 9 Denver CO 318J COMCAST IP PHONE, LLC 656   2019-05-02   
720-900 3 Denver CO 318J COMCAST IP PHONE, LLC 656   2014-12-01   
720-906 A Byers CO 318J COMCAST IP PHONE, LLC 656      
720-906 1 Byers CO 318J COMCAST IP PHONE, LLC 656   2022-01-17   
720-920 9 Denver CO 318J COMCAST IP PHONE, LLC 656      
720-923 5 Denver CO 318J COMCAST IP PHONE, LLC 656   2018-10-18   
720-923 6 Denver CO 318J COMCAST IP PHONE, LLC 656   2018-10-18   
720-923 7 Denver CO 318J COMCAST IP PHONE, LLC 656   2018-10-18   
720-925 A Denver CO 318J COMCAST IP PHONE, LLC 656      
720-925 5 Denver CO 318J COMCAST IP PHONE, LLC 656   2016-02-01   
720-928 4 Fort Lupton CO 318J COMCAST IP PHONE, LLC 656   2018-11-02   
720-928 7 Fort Lupton CO 318J COMCAST IP PHONE, LLC 656   2019-05-17   
720-949 0 Denver CO 318J COMCAST IP PHONE, LLC 656      

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Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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