Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 458 [Rate centres in NPA 458] [Dial plan for NPA 458]

NXX: 224

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
458-224 A Ontario OR BOISIDMAXEY  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 652      
458-224 0 Ontario OR   073H TELNYX LLC 652   2018-10-12   
458-224 1 Ontario OR   750E ONVOY, LLC - OR 652   2017-03-30   
458-224 2 Ontario OR   6529 T-MOBILE USA, INC. 652   2019-11-17   
458-224 3 Ontario OR   750E ONVOY, LLC - OR 652   2017-12-23   
458-224 4 Ontario OR   5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 652   2016-06-27   
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 7 Ontario OR   508J CENTURYLINK COMMUNICATIONS, LLC 652   2016-08-31   
458-224 8 Ontario OR   750E ONVOY, LLC - OR 652   2020-09-06   
458-224 9 Ontario OR   6529 T-MOBILE USA, INC. 652   2017-09-10   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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