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: YRVLILYORS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
630-381 A Yorkville IL 9329 ILLINOIS BELL TEL CO 358      
630-381 2 Yorkville IL 9329 ILLINOIS BELL TEL CO 358   2015-02-14   
630-381 3 Yorkville IL 9329 ILLINOIS BELL TEL CO 358   2015-02-14   
630-385 3 Yorkville IL 9329 ILLINOIS BELL TEL CO 358   2007-11-01   
630-553 A Yorkville IL 9329 ILLINOIS BELL TEL CO 358      
630-882 6 Yorkville IL 9329 ILLINOIS BELL TEL CO 358   2005-12-15   
630-882 8 Yorkville IL 9329 ILLINOIS BELL TEL CO 358   2002-11-01   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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