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: RCISILRIX3X

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
779-248 8 Galena IL 224C ONVOY, LLC 634   2021-12-03   
815-281 5 Galena IL 224C ONVOY, LLC 634   2020-04-29   
815-554 2 East Dubuque IL 224C ONVOY, LLC 634   2021-07-05   
815-554 4 East Dubuque IL 224C ONVOY, LLC 634   2021-04-05   
815-554 5 East Dubuque IL 224C ONVOY, LLC 634   2020-04-29   

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

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