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: PLFDILPLDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
815-230 2 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2004-09-10   
815-230 3 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2004-12-27   
815-230 4 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2005-06-15   
815-254 A Plainfield IL 9329 ILLINOIS BELL TEL CO 358      
815-267 3 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2004-04-15   
815-267 4 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2006-09-20   
815-267 7 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2005-12-02   
815-267 8 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2005-12-02   
815-436 A Plainfield IL 9329 ILLINOIS BELL TEL CO 358      
815-439 A Plainfield IL 9329 ILLINOIS BELL TEL CO 358      
815-577 A Plainfield IL 9329 ILLINOIS BELL TEL CO 358      
815-609 A Plainfield IL 9329 ILLINOIS BELL TEL CO 358      
815-731 A Plainfield IL 9329 ILLINOIS BELL TEL CO 358      
815-731 0 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 1 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 2 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 3 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 4 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 5 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 6 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 7 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 8 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2006-03-18   
815-731 9 Plainfield IL 9329 ILLINOIS BELL TEL CO 358   2006-03-18   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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