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: NPVLILNEDS0

Remotes:

Switch Switch name Switch type
NPVLILBJRS0  NAPERVILLE  ORM 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
331-281 A Naperville IL 9329 ILLINOIS BELL TEL CO 358      
331-281 2 Naperville IL 9329 ILLINOIS BELL TEL CO 358   2012-11-24   
331-281 3 Naperville IL 9329 ILLINOIS BELL TEL CO 358   2012-11-24   
331-281 4 Naperville IL 9329 ILLINOIS BELL TEL CO 358   2012-11-24   
331-281 5 Naperville IL 9329 ILLINOIS BELL TEL CO 358   2012-11-24   
331-281 6 Naperville IL 9329 ILLINOIS BELL TEL CO 358   2012-11-24   
331-281 7 Naperville IL 9329 ILLINOIS BELL TEL CO 358   2012-11-24   
331-281 8 Naperville IL 9329 ILLINOIS BELL TEL CO 358   2012-11-24   
331-281 9 Naperville IL 9329 ILLINOIS BELL TEL CO 358   2012-11-24   
630-245 A Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-245 0 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-245 1 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-245 2 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-245 4 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-245 5 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-245 6 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-245 7 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-245 8 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-245 9 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-505 A Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-505 0 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-505 1 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-505 2 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-505 3 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-505 4 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-505 5 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-505 7 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-505 8 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-505 9 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-577 A Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-577 0 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-577 1 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-577 2 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-577 3 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-577 4 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-577 5 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-577 6 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-577 8 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-577 9 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-649 A Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-649 5 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-649 6 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358   2000-08-20   
630-649 7 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358   2000-08-20   
630-713 A Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-799 A Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-857 A Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-857 1 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-857 2 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-857 4 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-857 5 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-857 7 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-955 A Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-955 0 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-955 1 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-955 2 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-955 3 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-955 4 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-955 5 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-955 6 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-955 8 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-955 9 Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      
630-979 A Naperville Northeast IL 9329 ILLINOIS BELL TEL CO 358      

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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