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.

Atwood, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
217-578 A ATWDILXCRS0  1037 ILLINOIS CONSOLIDATED TEL. CO. 976      
217-661 A MTONILXCZMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 976      
217-661 0 MTONILXCRMD  224C ONVOY, LLC 976   2023-09-30   
217-661 1 MTONILXCRMD  224C ONVOY, LLC 976   2021-04-09   
217-661 2 MTONILXCRMD  224C ONVOY, LLC 976   2023-06-05   
217-661 7 MTONILXCRMD  224C ONVOY, LLC 976   2020-10-10   
217-661 9 MTONILXCZMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 976   2010-08-14   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.