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.

OCN: 1722 E. RITTER TEL. CO.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
870-358 A Marked Tree AR MRTRARXADS0  528      
870-475 A Lepanto AR LPNTARXARS1  528      
870-487 A Tyronza AR TYRNARXARS1  528      
870-526 A Keiser AR KESRARXARS1  528      
870-531 A Garden Point AR ETWHARXARS1  528      
870-593 A Payneway AR PYNWARXARS1  528      
870-764 A Dyess AR DYSSARXARS1  528      
870-852 A Oak Acres AR OKACARXARS1  528      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.