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.

Wheaton, IL

<< 1 2 3 4 5 6

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
630-949 A CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2024-12-09   
630-949 0 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358      
630-949 1 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358      
630-949 2 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2014-10-09   
630-949 3 CHCGIL24DS6  224C ONVOY, LLC 358   2014-12-29   
630-949 4 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2022-06-25   
630-949 5 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-12-17   
630-949 6 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-12-17   
630-949 7 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-12-17   
630-949 8 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2013-08-05   
630-949 9 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358      

<< 1 2 3 4 5 6

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.