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: 855

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
870-855 A Melbourne AR MTHOARXAIMD  348F ONVOY, LLC - AR 528      
870-855 0 Melbourne AR LTRKARFRXKY  196F BANDWIDTH.COM CLEC, LLC - AR 528   2023-04-22   
870-855 5 Melbourne AR MTHOARXAIMD  348F ONVOY, LLC - AR 528   2022-11-25   
870-855 8 Melbourne AR MTHOARXAIMD  348F ONVOY, LLC - AR 528   2022-04-28   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.