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: JCVLILAAX0X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
217-640 3 Quincy IL 516C AT&T CORP. 376   2025-10-06   
217-885 6 Burton IL 516C AT&T CORP. 376   2025-10-06   
447-206 1 Columbus IL 516C AT&T CORP. 376   2025-10-06   
447-264 0 Payson IL 516C AT&T CORP. 376   2025-10-06   
447-270 0 Fowler IL 516C AT&T CORP. 376   2025-10-06   
447-271 0 Liberty IL 516C AT&T CORP. 376   2025-10-06   
447-315 A Beardstown IL 516C AT&T CORP. 376   2025-08-22   
447-315 7 Beardstown IL 516C AT&T CORP. 376   2025-08-22   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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