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.
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Switch: PLANILPORS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
630-552 A Plano IL 9329 ILLINOIS BELL TEL CO 358      
630-552 0 Plano IL 9329 ILLINOIS BELL TEL CO 358      
630-552 1 Plano IL 9329 ILLINOIS BELL TEL CO 358      
630-552 2 Plano IL 9329 ILLINOIS BELL TEL CO 358      
630-552 3 Plano IL 9329 ILLINOIS BELL TEL CO 358      
630-552 4 Plano IL 9329 ILLINOIS BELL TEL CO 358      
630-552 7 Plano IL 9329 ILLINOIS BELL TEL CO 358      
630-552 8 Plano IL 9329 ILLINOIS BELL TEL CO 358      
630-552 9 Plano IL 9329 ILLINOIS BELL TEL CO 358      

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

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