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
281-502 0 Highlands TX 903C ONVOY, LLC - TX 560   2017-04-26   
281-502 2 Highlands TX 903C ONVOY, LLC - TX 560   2018-04-14   
281-502 5 Highlands TX 903C ONVOY, LLC - TX 560   2018-11-26   
281-502 6 Highlands TX 903C ONVOY, LLC - TX 560   2018-11-26   
281-576 8 Mont Belvieu TX 903C ONVOY, LLC - TX 560   2020-12-10   
281-666 2 Crosby TX 903C ONVOY, LLC - TX 560   2018-05-02   
281-666 6 Crosby TX 903C ONVOY, LLC - TX 560   2017-04-05   
281-688 1 Highlands TX 903C ONVOY, LLC - TX 560   2018-09-07   
281-688 2 Highlands TX 903C ONVOY, LLC - TX 560   2018-09-07   
281-688 6 Highlands TX 903C ONVOY, LLC - TX 560   2019-12-05   
281-688 8 Highlands TX 903C ONVOY, LLC - TX 560   2019-12-05   
281-699 A Crosby TX 903C ONVOY, LLC - TX 560      
281-699 1 Crosby TX 903C ONVOY, LLC - TX 560   2021-04-12   
281-699 2 Crosby TX 903C ONVOY, LLC - TX 560   2021-04-12   
281-699 3 Crosby TX 903C ONVOY, LLC - TX 560   2021-07-17   
281-699 4 Crosby TX 903C ONVOY, LLC - TX 560   2021-07-17   
281-699 8 Crosby TX 903C ONVOY, LLC - TX 560   2021-03-06   
281-699 9 Crosby TX 903C ONVOY, LLC - TX 560   2021-03-06   
281-751 3 Mont Belvieu TX 903C ONVOY, LLC - TX 560   2020-12-10   
281-751 4 Mont Belvieu TX 903C ONVOY, LLC - TX 560   2020-10-15   
281-751 5 Mont Belvieu TX 903C ONVOY, LLC - TX 560   2020-10-15   
281-843 1 Highlands EMS TX 903C ONVOY, LLC - TX 560   2018-02-12   
281-843 4 Highlands EMS TX 903C ONVOY, LLC - TX 560   2018-07-05   
281-843 6 Highlands EMS TX 903C ONVOY, LLC - TX 560   2020-08-22   
281-843 7 Highlands EMS TX 903C ONVOY, LLC - TX 560   2020-08-22   
281-868 3 Baytown TX 903C ONVOY, LLC - TX 560   2021-01-17   
281-868 4 Baytown TX 903C ONVOY, LLC - TX 560   2021-01-17   
281-868 5 Baytown TX 903C ONVOY, LLC - TX 560   2021-01-17   
281-868 6 Baytown TX 903C ONVOY, LLC - TX 560   2021-01-17   
281-868 7 Baytown TX 903C ONVOY, LLC - TX 560   2020-11-29   
281-868 8 Baytown TX 903C ONVOY, LLC - TX 560   2020-11-29   
281-918 2 Beach City TX 903C ONVOY, LLC - TX 560   2020-10-16   
281-918 4 Beach City TX 903C ONVOY, LLC - TX 560   2011-11-21   
346-233 A Baytown TX 903C ONVOY, LLC - TX 560      
346-233 0 Baytown TX 903C ONVOY, LLC - TX 560   2016-05-02   
346-233 1 Baytown TX 903C ONVOY, LLC - TX 560   2016-05-02   
346-263 0 Baytown TX 903C ONVOY, LLC - TX 560   2018-02-24   
346-292 5 Baytown TX 903C ONVOY, LLC - TX 560   2018-04-23   
346-344 A Crosby TX 903C ONVOY, LLC - TX 560      
346-344 0 Crosby TX 903C ONVOY, LLC - TX 560   2020-11-16   
346-344 2 Crosby TX 903C ONVOY, LLC - TX 560   2018-11-01   
346-344 3 Crosby TX 903C ONVOY, LLC - TX 560   2018-11-01   
346-344 4 Crosby TX 903C ONVOY, LLC - TX 560   2018-09-07   
346-344 5 Crosby TX 903C ONVOY, LLC - TX 560   2018-09-07   
346-344 7 Crosby TX 903C ONVOY, LLC - TX 560   2020-11-16   
346-344 8 Crosby TX 903C ONVOY, LLC - TX 560   2019-07-11   
346-344 9 Crosby TX 903C ONVOY, LLC - TX 560   2019-07-11   
346-369 7 Beach City TX 903C ONVOY, LLC - TX 560   2019-02-18   
346-369 8 Beach City TX 903C ONVOY, LLC - TX 560   2019-02-18   
346-458 4 Beach City TX 903C ONVOY, LLC - TX 560   2021-11-25   
346-466 A Highlands TX 903C ONVOY, LLC - TX 560      
346-466 3 Highlands TX 903C ONVOY, LLC - TX 560   2020-12-26   
346-466 4 Highlands TX 903C ONVOY, LLC - TX 560   2020-12-26   
346-466 7 Highlands TX 903C ONVOY, LLC - TX 560   2021-02-25   
346-466 8 Highlands TX 903C ONVOY, LLC - TX 560   2021-11-25   
346-472 2 Baytown TX 903C ONVOY, LLC - TX 560   2021-08-08   
346-472 3 Baytown TX 903C ONVOY, LLC - TX 560   2021-08-08   
346-472 4 Baytown TX 903C ONVOY, LLC - TX 560   2021-08-08   
346-472 5 Baytown TX 903C ONVOY, LLC - TX 560   2021-08-08   
346-480 A Crosby TX 903C ONVOY, LLC - TX 560      
346-480 2 Crosby TX 903C ONVOY, LLC - TX 560   2023-05-08   
346-480 3 Crosby TX 903C ONVOY, LLC - TX 560   2021-09-24   
346-480 4 Crosby TX 903C ONVOY, LLC - TX 560   2021-09-24   
346-480 5 Crosby TX 903C ONVOY, LLC - TX 560   2023-06-22   
346-480 6 Crosby TX 903C ONVOY, LLC - TX 560   2023-08-07   
346-480 7 Crosby TX 903C ONVOY, LLC - TX 560   2023-09-22   
346-485 A Huffman TX 903C ONVOY, LLC - TX 560      
346-485 1 Huffman TX 903C ONVOY, LLC - TX 560   2024-04-20   
346-485 3 Huffman TX 903C ONVOY, LLC - TX 560   2021-10-21   
346-485 4 Huffman TX 903C ONVOY, LLC - TX 560   2021-10-21   
346-485 5 Huffman TX 903C ONVOY, LLC - TX 560   2021-09-19   
346-485 6 Huffman TX 903C ONVOY, LLC - TX 560   2021-09-19   
346-485 7 Huffman TX 903C ONVOY, LLC - TX 560   2024-07-08   
346-485 8 Huffman TX 903C ONVOY, LLC - TX 560   2023-07-15   
346-485 9 Huffman TX 903C ONVOY, LLC - TX 560   2024-05-24   
346-496 A Beach City TX 903C ONVOY, LLC - TX 560      
346-496 3 Beach City TX 903C ONVOY, LLC - TX 560   2021-01-03   
346-496 4 Beach City TX 903C ONVOY, LLC - TX 560   2021-01-03   
346-567 A Mont Belvieu TX 903C ONVOY, LLC - TX 560      
346-567 4 Mont Belvieu TX 903C ONVOY, LLC - TX 560   2019-08-15   
346-567 5 Mont Belvieu TX 903C ONVOY, LLC - TX 560   2019-08-15   
346-567 6 Mont Belvieu TX 903C ONVOY, LLC - TX 560   2020-08-22   
346-567 7 Mont Belvieu TX 903C ONVOY, LLC - TX 560   2020-08-22   
346-567 8 Mont Belvieu TX 903C ONVOY, LLC - TX 560   2020-08-22   
346-660 2 Baytown TX 903C ONVOY, LLC - TX 560   2021-07-17   
346-660 3 Baytown TX 903C ONVOY, LLC - TX 560   2021-07-17   
346-660 4 Baytown TX 903C ONVOY, LLC - TX 560   2021-07-17   
346-660 5 Baytown TX 903C ONVOY, LLC - TX 560   2021-07-17   
346-663 A Highlands TX 903C ONVOY, LLC - TX 560      
346-663 0 Highlands TX 903C ONVOY, LLC - TX 560   2023-10-29   
346-663 1 Highlands TX 903C ONVOY, LLC - TX 560   2023-10-29   
346-663 2 Highlands TX 903C ONVOY, LLC - TX 560   2023-07-15   
346-663 3 Highlands TX 903C ONVOY, LLC - TX 560   2023-01-16   
346-663 4 Highlands TX 903C ONVOY, LLC - TX 560   2023-01-16   
346-671 0 Baytown TX 903C ONVOY, LLC - TX 560   2023-08-26   
346-671 2 Baytown TX 903C ONVOY, LLC - TX 560   2023-08-13   
346-682 A Crosby TX 903C ONVOY, LLC - TX 560   2024-05-19   
346-682 0 Crosby TX 903C ONVOY, LLC - TX 560   2024-05-19   
346-682 1 Crosby TX 903C ONVOY, LLC - TX 560   2024-06-22   
346-734 0 Beach City TX 903C ONVOY, LLC - TX 560   2023-10-14   

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

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