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.

NPA: 806 [Rate centres in NPA 806] [Dial plan for NPA 806]

NXX: 230

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
806-230 A Hart TX AMRLTX02XMX  903C ONVOY, LLC - TX 546      
806-230 0 Hart TX AMRLTX02XMX  903C ONVOY, LLC - TX 546   2017-06-17   
806-230 1 Hart TX AMRLTX02XBX  004F BANDWIDTH.COM CLEC, LLC - TX 546   2018-10-12   
806-230 2 Hart TX AMRLTX02XMX  903C ONVOY, LLC - TX 546   2019-08-18   
806-230 3 Hart TX AMRLTX02XMX  903C ONVOY, LLC - TX 546   2019-08-18   
806-230 4 Hart TX AMRLTX02XMX  903C ONVOY, LLC - TX 546   2020-08-21   
806-230 5 Hart TX AMRLTX02XMX  903C ONVOY, LLC - TX 546   2020-08-21   
806-230 6 Hart TX AMRLTX02XMX  903C ONVOY, LLC - TX 546   2020-08-21   
806-230 8 Hart TX AMRLTX02X9Y  624H ONVOY SPECTRUM, LLC 546   2024-03-11   
806-230 9 Hart TX AMRLTX02X7Y  073H TELNYX LLC 546   2021-03-19   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.