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.

Switch: HGPKILHPRP0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
224-765 A Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
224-765 1 Highland Park IL 9329 ILLINOIS BELL TEL CO 358   2002-10-18   
224-765 2 Highland Park IL 9329 ILLINOIS BELL TEL CO 358   2002-10-18   
847-266 A Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-432 A Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-433 A Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-681 A Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-681 0 Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-681 1 Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-681 2 Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-681 4 Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-681 5 Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-681 6 Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-681 8 Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-681 9 Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-926 A Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-926 0 Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-926 1 Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-926 4 Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-926 5 Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-926 6 Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-926 8 Highland Park IL 9329 ILLINOIS BELL TEL CO 358      
847-926 9 Highland Park IL 9329 ILLINOIS BELL TEL CO 358      

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

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