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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
318-973 7 Greenwood LA 749E ONVOY, LLC - LA 486   2016-03-30   
318-973 8 Greenwood LA 749E ONVOY, LLC - LA 486   2016-03-30   
318-974 8 Bastrop LA 749E ONVOY, LLC - LA 486   2016-03-28   
318-974 9 Bastrop LA 749E ONVOY, LLC - LA 486   2019-03-30   
318-982 6 Farmerville LA 749E ONVOY, LLC - LA 486   2021-03-08   
318-987 5 Haughton LA 749E ONVOY, LLC - LA 486   2016-03-31   
318-995 9 Oil City LA 749E ONVOY, LLC - LA 486   2016-04-18   
318-996 0 Mooringsport LA 749E ONVOY, LLC - LA 486   2016-04-01   
318-996 9 Mooringsport LA 749E ONVOY, LLC - LA 486   2016-04-01   
430-233 0 Vivian TX 903C ONVOY, LLC - TX 486   2021-01-30   
430-233 1 Vivian TX 903C ONVOY, LLC - TX 486   2021-01-30   
430-233 4 Vivian TX 903C ONVOY, LLC - TX 486   2019-10-24   
430-233 5 Vivian TX 903C ONVOY, LLC - TX 486   2020-08-27   
430-233 6 Vivian TX 903C ONVOY, LLC - TX 486   2020-08-27   
430-233 7 Vivian TX 903C ONVOY, LLC - TX 486   2020-08-27   

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Last updated: Tue, 15 Nov 2022 00:10:00 UTC

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