Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: HNVIALUNX6X

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
938-888 0 Killen AL 604E ONVOY, LLC - AL 477   2018-12-21   
938-888 1 Killen AL 604E ONVOY, LLC - AL 477   2018-12-21   
938-888 2 Killen AL 604E ONVOY, LLC - AL 477   2020-09-14   
938-888 3 Killen AL 604E ONVOY, LLC - AL 477   2020-09-14   
938-888 4 Killen AL 604E ONVOY, LLC - AL 477   2020-09-14   
938-888 5 Killen AL 604E ONVOY, LLC - AL 477   2024-03-21   
938-888 6 Killen AL 604E ONVOY, LLC - AL 477   2021-01-22   
938-888 7 Killen AL 604E ONVOY, LLC - AL 477   2018-09-12   
938-888 8 Killen AL 604E ONVOY, LLC - AL 477   2017-10-29   
938-888 9 Killen AL 604E ONVOY, LLC - AL 477   2021-01-22   
938-900 9 Huntsville AL 604E ONVOY, LLC - AL 477   2022-05-12   
938-902 2 Huntsville AL 604E ONVOY, LLC - AL 477   2021-07-18   
938-902 3 Huntsville AL 604E ONVOY, LLC - AL 477   2021-07-18   
938-902 4 Huntsville AL 604E ONVOY, LLC - AL 477   2021-07-18   

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

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