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.

NPA: 630 [Rate centres in NPA 630] [Dial plan for NPA 630]

NXX: 792

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-792 A Lombard IL LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-792 0 Lombard IL LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-792 1 Lombard IL LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-792 2 Lombard IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-10-20   
630-792 3 Lombard IL LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-792 4 Lombard IL LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-792 5 Lombard IL LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-792 6 Lombard IL LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-792 7 Lombard IL LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-792 8 Lombard IL LBRDILLMDS0  9329 ILLINOIS BELL TEL CO 358      
630-792 9 Lombard IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-10-20   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.