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.

Alhambra, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
618-488 A ALHBILXEDS0  0978 ALHAMBRA-GRANTFORK TEL. CO. 520      
618-807 A STLSMOGZ8MD  939H COMMIO, LLC 520      
618-807 0 STLSMOGZ8MD  939H COMMIO, LLC 520   2022-01-02   
618-807 1 STLSMOGZ8MD  939H COMMIO, LLC 520   2022-01-02   
618-807 8   939H COMMIO, LLC 520   2024-02-03   
618-807 9 STLSMOGZ00Z  490J DISH WIRELESS, LLC 520   2022-12-01   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.