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.

Saratoga, AR

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
870-388 A SRTGARXBRS0  1729 WALNUT HILL TEL. CO. 528      
870-388 0   1729 WALNUT HILL TEL. CO. 528      
870-388 1   1729 WALNUT HILL TEL. CO. 528      
870-388 2   1729 WALNUT HILL TEL. CO. 528      
870-388 3   1729 WALNUT HILL TEL. CO. 528      
870-388 4   1729 WALNUT HILL TEL. CO. 528      
870-388 5   1729 WALNUT HILL TEL. CO. 528      
870-388 6   1729 WALNUT HILL TEL. CO. 528      
870-388 7   1729 WALNUT HILL TEL. CO. 528      
870-388 8   5179 LEVEL 3 COMMUNICATIONS, LLC - AR 528   2018-07-19   
870-388 9   1729 WALNUT HILL TEL. CO. 528      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.