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: HNDLILHIDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
630-230 A Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-230 0 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-230 9 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-286 4 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-286 5 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-321 A Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-323 A Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-325 A Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-455 A Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-468 4 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-468 8 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-570 3 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-570 8 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-654 A Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-655 A Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-734 A Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-789 A Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-794 A Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-850 A Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-850 1 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-850 2 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-850 3 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-850 4 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-850 5 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-850 7 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-850 8 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-850 9 Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-856 A Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-887 A Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-920 A Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      
630-986 A Hinsdale IL 9329 ILLINOIS BELL TEL CO 358      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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