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
281-819 5 Friendswood TX 903C ONVOY, LLC - TX 560   2012-06-18   
281-819 7 Friendswood TX 903C ONVOY, LLC - TX 560   2011-06-17   
281-819 8 Friendswood TX 903C ONVOY, LLC - TX 560   2003-10-25   
281-822 A Houston TX 903C ONVOY, LLC - TX 560      
281-824 1 Alvin TX 903C ONVOY, LLC - TX 560   2007-01-17   
281-824 6 Alvin TX 903C ONVOY, LLC - TX 560   2010-04-27   
281-824 7 Alvin TX 903C ONVOY, LLC - TX 560   2009-11-27   
281-825 4 Spring EMS TX 903C ONVOY, LLC - TX 560   2005-01-02   
281-833 A Houston TX 903C ONVOY, LLC - TX 560      
281-833 0 Houston TX 903C ONVOY, LLC - TX 560      
281-833 1 Houston TX 903C ONVOY, LLC - TX 560      
281-833 2 Houston TX 903C ONVOY, LLC - TX 560      
281-833 3 Houston TX 903C ONVOY, LLC - TX 560      
281-833 4 Houston TX 903C ONVOY, LLC - TX 560      
281-833 5 Houston TX 903C ONVOY, LLC - TX 560      
281-833 6 Houston TX 903C ONVOY, LLC - TX 560      
281-833 8 Houston TX 903C ONVOY, LLC - TX 560      
281-833 9 Houston TX 903C ONVOY, LLC - TX 560      
281-842 2 La Porte TX 903C ONVOY, LLC - TX 560   2011-03-25   
281-845 7 Arcola TX 903C ONVOY, LLC - TX 560   2011-11-18   
281-846 1 Houston TX 903C ONVOY, LLC - TX 560   2009-12-18   
281-853 8 Apollo TX 903C ONVOY, LLC - TX 560   2014-10-04   
281-857 8 Houston TX 903C ONVOY, LLC - TX 560   2005-05-12   
281-861 1 Langham Creek TX 903C ONVOY, LLC - TX 560   2007-05-02   
281-861 2 Langham Creek TX 903C ONVOY, LLC - TX 560   2007-05-02   
281-862 3 Channelview TX 903C ONVOY, LLC - TX 560   2009-12-31   
281-863 9 Spring EMS TX 903C ONVOY, LLC - TX 560   2008-01-21   
281-867 6 La Porte TX 903C ONVOY, LLC - TX 560   2021-07-17   
281-867 8 La Porte TX 903C ONVOY, LLC - TX 560   2003-10-01   
281-869 6 Westfield TX 903C ONVOY, LLC - TX 560   2012-12-17   
281-869 7 Westfield TX 903C ONVOY, LLC - TX 560   2011-09-02   
281-869 8 Westfield TX 903C ONVOY, LLC - TX 560   2003-10-25   
281-882 8 Spring EMS TX 903C ONVOY, LLC - TX 560   2008-02-02   
281-884 3 Deer Park TX 903C ONVOY, LLC - TX 560   2012-06-18   
281-886 7 Houston Suburban TX 903C ONVOY, LLC - TX 560   2011-06-17   
281-892 8 Houston Suburban TX 903C ONVOY, LLC - TX 560   2005-01-03   
281-898 6 Apollo TX 903C ONVOY, LLC - TX 560   2008-04-22   
281-903 5 Sugar Land TX 903C ONVOY, LLC - TX 560   2013-05-15   
281-909 3 Seabrook TX 903C ONVOY, LLC - TX 560   2016-04-23   
281-909 5 Seabrook TX 903C ONVOY, LLC - TX 560   2016-04-23   
281-909 6 Seabrook TX 903C ONVOY, LLC - TX 560   2016-04-07   
281-909 8 Seabrook TX 903C ONVOY, LLC - TX 560   2003-10-01   
281-909 9 Seabrook TX 903C ONVOY, LLC - TX 560   2016-04-07   
281-912 6 Houston Suburban TX 903C ONVOY, LLC - TX 560   2010-07-10   
281-915 7 Arcola TX 903C ONVOY, LLC - TX 560   2013-09-30   
281-920 1 Houston Suburban TX 903C ONVOY, LLC - TX 560   2020-10-10   
281-929 0 Houston Suburban TX 903C ONVOY, LLC - TX 560   2013-12-05   
281-929 8 Houston Suburban TX 903C ONVOY, LLC - TX 560   2013-10-08   
281-929 9 Houston Suburban TX 903C ONVOY, LLC - TX 560   2013-10-08   
281-936 1 Houston TX 903C ONVOY, LLC - TX 560   2009-10-07   
281-936 8 Houston TX 903C ONVOY, LLC - TX 560   2009-10-07   
281-936 9 Houston TX 903C ONVOY, LLC - TX 560   2009-10-07   
281-937 3 Smithers Lake EMS TX 903C ONVOY, LLC - TX 560   2011-07-29   
281-938 A Apollo TX 903C ONVOY, LLC - TX 560      
281-940 A Houston Suburban TX 903C ONVOY, LLC - TX 560      
281-940 0 Houston Suburban TX 903C ONVOY, LLC - TX 560      
281-941 6 La Porte TX 903C ONVOY, LLC - TX 560   2021-04-12   
281-941 7 La Porte TX 903C ONVOY, LLC - TX 560   2011-06-17   
281-942 1 Seabrook TX 903C ONVOY, LLC - TX 560   2013-01-10   
281-942 2 Seabrook TX 903C ONVOY, LLC - TX 560   2013-01-10   
281-942 4 Seabrook TX 903C ONVOY, LLC - TX 560   2013-02-03   
281-942 6 Seabrook TX 903C ONVOY, LLC - TX 560   2012-06-18   
281-944 3 Barker TX 903C ONVOY, LLC - TX 560   2006-11-15   
281-944 4 Barker TX 903C ONVOY, LLC - TX 560   2006-11-15   
281-945 A Barker TX 903C ONVOY, LLC - TX 560      
281-945 1 Barker TX 903C ONVOY, LLC - TX 560      
281-945 4 Barker TX 903C ONVOY, LLC - TX 560      
281-945 5 Barker TX 903C ONVOY, LLC - TX 560      
281-946 2 Deer Park TX 903C ONVOY, LLC - TX 560   2009-05-26   
281-947 3 Friendswood TX 903C ONVOY, LLC - TX 560   2013-02-02   
281-949 0 Satsuma TX 903C ONVOY, LLC - TX 560   2023-01-03   
281-951 A Westfield TX 903C ONVOY, LLC - TX 560      
281-951 2 Westfield TX 903C ONVOY, LLC - TX 560      
281-951 3 Westfield TX 903C ONVOY, LLC - TX 560      
281-951 7 Westfield TX 903C ONVOY, LLC - TX 560      
281-953 A Houston TX 903C ONVOY, LLC - TX 560      
281-954 5 Apollo TX 903C ONVOY, LLC - TX 560   2008-04-22   
281-954 8 Apollo TX 903C ONVOY, LLC - TX 560   2008-04-22   
281-956 A Apollo TX 903C ONVOY, LLC - TX 560      
281-956 1 Apollo TX 903C ONVOY, LLC - TX 560      
281-956 2 Apollo TX 903C ONVOY, LLC - TX 560      
281-956 5 Apollo TX 903C ONVOY, LLC - TX 560      
281-956 7 Apollo TX 903C ONVOY, LLC - TX 560      
281-962 6 Sheldon TX 903C ONVOY, LLC - TX 560   2015-12-10   
281-962 7 Sheldon TX 903C ONVOY, LLC - TX 560   2011-09-02   
281-971 7 Houston Suburban TX 903C ONVOY, LLC - TX 560   2010-09-28   
281-971 8 Houston Suburban TX 903C ONVOY, LLC - TX 560   2010-09-28   
281-972 2 Arcola TX 903C ONVOY, LLC - TX 560   2020-11-28   
281-977 0 Houston Suburban TX 903C ONVOY, LLC - TX 560   2024-12-01   
281-978 3 Houston Suburban TX 903C ONVOY, LLC - TX 560   2009-10-13   
281-978 5 Houston Suburban TX 903C ONVOY, LLC - TX 560   2009-10-13   
281-978 6 Houston Suburban TX 903C ONVOY, LLC - TX 560   2009-10-13   
281-982 0 Westfield TX 903C ONVOY, LLC - TX 560   2020-12-11   
281-982 1 Westfield TX 903C ONVOY, LLC - TX 560   2020-12-11   
281-982 4 Westfield TX 903C ONVOY, LLC - TX 560   2020-12-11   
281-982 8 Westfield TX 903C ONVOY, LLC - TX 560   2010-07-10   
281-984 A Apollo TX 903C ONVOY, LLC - TX 560   2025-04-18   
281-984 0 Apollo TX 903C ONVOY, LLC - TX 560   2008-04-22   
281-984 3 Apollo TX 903C ONVOY, LLC - TX 560   2021-07-02   
281-984 4 Apollo TX 903C ONVOY, LLC - TX 560   2020-11-28   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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