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: 870 [Rate centres in NPA 870] [Dial plan for NPA 870]

NXX: 906

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
870-906 A Star City AR PNBLARJEX4X  348F ONVOY, LLC - AR 530      
870-906 0 Star City AR PNBLARJEXSY  624H ONVOY SPECTRUM, LLC 530   2024-07-01   
870-906 1 Star City AR PNBLARJEX4X  348F ONVOY, LLC - AR 530   2023-09-12   
870-906 2 Star City AR PNBLAREK1MD  073H TELNYX LLC 530   2023-09-12   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.