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: CHMPILCPOMD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
447-867 2 Westville IL 224C ONVOY, LLC 370   2023-09-23   
447-867 8 Westville IL 224C ONVOY, LLC 370   2022-04-01   
447-888 4 Rantoul IL 224C ONVOY, LLC 370   2021-04-04   
447-888 7 Rantoul IL 224C ONVOY, LLC 370   2021-04-04   
447-895 0 Champaign-Urbana IL 224C ONVOY, LLC 370   2023-09-11   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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