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: BNTOILAGDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
224-512 A Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
224-512 1 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
224-512 2 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
224-512 3 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
224-512 5 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
224-512 6 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-248 A Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-620 8 Barrington IL 9329 ILLINOIS BELL TEL CO 358   2001-11-14   
847-765 A Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-765 0 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-765 1 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-765 2 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-765 3 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-765 4 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-765 5 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-765 6 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-765 7 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-765 9 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-898 A Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-898 0 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-898 1 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-898 2 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-898 3 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-898 4 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-898 5 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-898 6 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-898 7 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      
847-898 8 Barrington South IL 9329 ILLINOIS BELL TEL CO 358      

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

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