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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
641-925 3 Garner IA 221F ONVOY, LLC - IA 632   2016-03-30   
641-925 4 Garner IA 221F ONVOY, LLC - IA 632   2021-04-16   
641-925 7 Garner IA 221F ONVOY, LLC - IA 632   2021-04-16   
641-954 7 Ottumwa IA 221F ONVOY, LLC - IA 632   2013-09-08   
641-999 A Nashua IA 221F ONVOY, LLC - IA 632      
641-999 6 Nashua IA 221F ONVOY, LLC - IA 632   2019-09-20   
641-999 7 Nashua IA 221F ONVOY, LLC - IA 632   2021-03-13   
641-999 8 Nashua IA 221F ONVOY, LLC - IA 632   2021-03-13   
641-999 9 Nashua IA 221F ONVOY, LLC - IA 632   2018-04-19   
660-360 A South Seymour MO 093F ONVOY, LLC - MO 632      
660-360 6 South Seymour MO 093F ONVOY, LLC - MO 632   2022-02-11   

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Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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