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
336-814 A Greensboro NC 638E ONVOY, LLC - NC 424      
336-814 2 Greensboro NC 638E ONVOY, LLC - NC 424   2013-03-07   
336-814 8 Greensboro NC 638E ONVOY, LLC - NC 424   2014-10-16   
336-814 9 Greensboro NC 638E ONVOY, LLC - NC 424   2014-10-16   
336-815 2 Oldtown NC 638E ONVOY, LLC - NC 424   2020-11-16   
336-815 4 Oldtown NC 638E ONVOY, LLC - NC 424   2020-07-20   
336-815 5 Oldtown NC 638E ONVOY, LLC - NC 424   2020-07-20   
336-815 7 Oldtown NC 638E ONVOY, LLC - NC 424   2020-11-16   
336-815 9 Oldtown NC 638E ONVOY, LLC - NC 424   2026-05-18   
336-828 A Roxboro NC 638E ONVOY, LLC - NC 424      
336-828 2 Roxboro NC 638E ONVOY, LLC - NC 424   2023-10-02   
336-828 3 Roxboro NC 638E ONVOY, LLC - NC 424   2023-10-02   
336-828 4 Roxboro NC 638E ONVOY, LLC - NC 424   2024-11-04   
336-828 6 Roxboro NC 638E ONVOY, LLC - NC 424   2026-03-14   
336-828 7 Roxboro NC 638E ONVOY, LLC - NC 424   2024-10-04   
336-828 8 Roxboro NC 638E ONVOY, LLC - NC 424   2024-08-24   
336-828 9 Roxboro NC 638E ONVOY, LLC - NC 424   2024-10-04   
336-833 A Greensboro NC 638E ONVOY, LLC - NC 424   2025-04-12   
336-833 1 Greensboro NC 638E ONVOY, LLC - NC 424   2008-02-24   
336-833 3 Greensboro NC 638E ONVOY, LLC - NC 424   2008-06-05   
336-839 A Julian NC 638E ONVOY, LLC - NC 424   2025-04-12   
336-839 1 Julian NC 638E ONVOY, LLC - NC 424   2008-11-23   
336-842 A Winston-Salem NC 638E ONVOY, LLC - NC 424      
336-842 0 Winston-Salem NC 638E ONVOY, LLC - NC 424   2015-07-06   
336-842 1 Winston-Salem NC 638E ONVOY, LLC - NC 424   2015-07-06   
336-842 2 Winston-Salem NC 638E ONVOY, LLC - NC 424   2015-07-06   
336-850 2 Monticello NC 638E ONVOY, LLC - NC 424   2016-04-29   
336-850 3 Monticello NC 638E ONVOY, LLC - NC 424   2016-04-11   
336-850 4 Monticello NC 638E ONVOY, LLC - NC 424   2016-04-11   
336-850 5 Monticello NC 638E ONVOY, LLC - NC 424   2016-04-29   
336-850 6 Monticello NC 638E ONVOY, LLC - NC 424   2019-04-06   
336-850 9 Monticello NC 638E ONVOY, LLC - NC 424   2019-04-06   
336-860 1 Greensboro NC 638E ONVOY, LLC - NC 424   2018-04-07   
336-860 6 Greensboro NC 638E ONVOY, LLC - NC 424   2019-11-18   
336-860 7 Greensboro NC 638E ONVOY, LLC - NC 424   2019-11-18   
336-864 2 Eden NC 638E ONVOY, LLC - NC 424   2017-04-25   
336-864 6 Eden NC 638E ONVOY, LLC - NC 424   2019-04-05   
336-864 9 Eden NC 638E ONVOY, LLC - NC 424   2019-04-05   
336-866 3 Lewisville NC 638E ONVOY, LLC - NC 424   2020-11-07   
336-866 5 Lewisville NC 638E ONVOY, LLC - NC 424   2021-03-28   
336-866 6 Lewisville NC 638E ONVOY, LLC - NC 424   2021-03-28   
336-866 8 Lewisville NC 638E ONVOY, LLC - NC 424   2022-09-30   
336-891 3 Ruffin NC 638E ONVOY, LLC - NC 424   2014-01-04   
336-891 4 Ruffin NC 638E ONVOY, LLC - NC 424   2016-02-26   
336-891 9 Ruffin NC 638E ONVOY, LLC - NC 424   2016-02-26   
336-892 4 Julian NC 638E ONVOY, LLC - NC 424   2020-12-26   
336-892 6 Julian NC 638E ONVOY, LLC - NC 424   2020-12-26   
336-892 8 Julian NC 638E ONVOY, LLC - NC 424   2019-04-06   
336-892 9 Julian NC 638E ONVOY, LLC - NC 424   2019-04-06   
336-895 0 Greensboro NC 638E ONVOY, LLC - NC 424   2015-02-23   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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