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
458-224 3 Ontario OR 750E ONVOY, LLC - OR 652   2017-12-23   
458-224 5 Ontario OR 750E ONVOY, LLC - OR 652   2019-05-23   
458-224 6 Ontario OR 750E ONVOY, LLC - OR 652   2019-05-23   
458-224 8 Ontario OR 750E ONVOY, LLC - OR 652   2020-09-06   
458-251 A Ontario OR 750E ONVOY, LLC - OR 652      
458-251 3 Ontario OR 750E ONVOY, LLC - OR 652   2020-09-06   
458-251 4 Ontario OR 750E ONVOY, LLC - OR 652   2020-03-28   
458-251 5 Ontario OR 750E ONVOY, LLC - OR 652   2020-03-28   
458-252 4 Oregon Slope OR 750E ONVOY, LLC - OR 652   2021-03-05   
458-252 5 Oregon Slope OR 750E ONVOY, LLC - OR 652   2021-03-05   
458-252 7 Oregon Slope OR 750E ONVOY, LLC - OR 652   2021-12-23   
458-252 9 Oregon Slope OR 750E ONVOY, LLC - OR 652   2023-09-16   
458-276 1 Ontario OR 750E ONVOY, LLC - OR 652   2024-08-25   
458-276 2 Ontario OR 750E ONVOY, LLC - OR 652   2024-10-05   
458-276 3 Ontario OR 750E ONVOY, LLC - OR 652   2024-11-11   
458-446 A Ontario OR 750E ONVOY, LLC - OR 652      
458-446 1 Ontario OR 750E ONVOY, LLC - OR 652   2023-10-21   
458-446 4 Ontario OR 750E ONVOY, LLC - OR 652   2021-04-09   
458-446 5 Ontario OR 750E ONVOY, LLC - OR 652   2021-04-09   
458-446 6 Ontario OR 750E ONVOY, LLC - OR 652   2024-03-08   
458-446 8 Ontario OR 750E ONVOY, LLC - OR 652   2024-12-16   
458-457 2 Nyssa OR 750E ONVOY, LLC - OR 652   2021-12-16   
458-457 5 Nyssa OR 750E ONVOY, LLC - OR 652   2022-11-07   
541-262 0 Oregon Slope OR 750E ONVOY, LLC - OR 652   2016-04-14   
541-262 1 Oregon Slope OR 750E ONVOY, LLC - OR 652   2016-04-14   
541-262 5 Oregon Slope OR 750E ONVOY, LLC - OR 652   2019-11-08   
541-262 6 Oregon Slope OR 750E ONVOY, LLC - OR 652   2019-11-08   
541-293 0 Nyssa OR 750E ONVOY, LLC - OR 652   2016-04-04   
541-293 1 Nyssa OR 750E ONVOY, LLC - OR 652   2016-04-04   
541-293 5 Nyssa OR 750E ONVOY, LLC - OR 652   2019-11-08   
541-293 6 Nyssa OR 750E ONVOY, LLC - OR 652   2019-11-08   
541-920 0 Vale OR 750E ONVOY, LLC - OR 652   2016-04-11   
541-920 1 Vale OR 750E ONVOY, LLC - OR 652   2016-04-11   
541-920 3 Vale OR 750E ONVOY, LLC - OR 652   2021-04-26   
541-920 5 Vale OR 750E ONVOY, LLC - OR 652   2022-09-05   
775-504 0 Owyhee NV 029F ONVOY, LLC - NV 652   2017-05-25   
775-504 2 Owyhee NV 029F ONVOY, LLC - NV 652   2021-03-05   
775-504 3 Owyhee NV 029F ONVOY, LLC - NV 652   2021-03-05   
775-504 4 Owyhee NV 029F ONVOY, LLC - NV 652   2019-09-07   
775-504 5 Owyhee NV 029F ONVOY, LLC - NV 652   2019-09-07   
775-510 A Mountain City NV 029F ONVOY, LLC - NV 652      
775-510 2 Mountain City NV 029F ONVOY, LLC - NV 652   2019-10-12   
775-510 3 Mountain City NV 029F ONVOY, LLC - NV 652   2019-10-12   
775-510 5 Mountain City NV 029F ONVOY, LLC - NV 652   2021-03-05   
775-510 6 Mountain City NV 029F ONVOY, LLC - NV 652   2021-03-05   
775-763 0 Mountain City NV 029F ONVOY, LLC - NV 652   2017-05-25   
986-202 0 Leadore ID 689F ONVOY, LLC - ID 652   2022-08-22   
986-202 2 Leadore ID 689F ONVOY, LLC - ID 652   2021-06-11   
986-202 3 Leadore ID 689F ONVOY, LLC - ID 652   2021-09-23   
986-202 4 Leadore ID 689F ONVOY, LLC - ID 652   2021-11-25   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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