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.

Prairietown, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
618-868 A STLSMOGZ00Z  490J DISH WIRELESS, LLC 520      
618-868 9 STLSMOGZ00Z  490J DISH WIRELESS, LLC 520      
618-888 A STTNILXEDS0  1049 MADISON TEL. CO. 520      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.