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: CHCGILDODS0

1 2 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
773-241 A Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-241 5 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-241 6 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-256 A Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-256 0 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-256 1 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-256 2 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-256 3 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-256 4 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-256 5 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-256 6 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-288 A Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-288 0 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-288 1 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-288 2 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-288 3 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-288 4 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-288 5 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-288 6 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-288 7 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-288 8 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-324 A Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-363 A Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-493 A Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-493 0 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-493 1 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-493 2 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-493 3 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-493 5 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-493 6 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-493 8 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-493 9 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-643 A Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-643 0 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-643 1 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-643 2 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-643 4 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-643 6 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-643 7 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-643 8 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-643 9 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-667 A Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-667 0 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-667 1 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-667 2 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-667 4 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-667 5 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-667 6 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-667 7 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      
773-667 8 Chicago Zone 07-Hyde Park IL 9329 ILLINOIS BELL TEL CO 358      

1 2 >>

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.