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: 457

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
458-457 A Nyssa OR BOISIDMAX5Y  624H ONVOY SPECTRUM, LLC 652      
458-457 0 Nyssa OR BOISIDMAX7Y  073H TELNYX LLC 652   2021-08-23   
458-457 2 Nyssa OR BOISIDMAXIX  750E ONVOY, LLC - OR 652   2021-12-16   
458-457 4 Nyssa OR BOISIDMAX5Y  624H ONVOY SPECTRUM, LLC 652   2021-08-22   
458-457 5 Nyssa OR BOISIDMAXIX  750E ONVOY, LLC - OR 652   2022-11-07   
458-457 6 Nyssa OR BOISIDMAX5Y  624H ONVOY SPECTRUM, LLC 652   2021-11-21   
458-457 7 Nyssa OR BOISIDMAX5Y  624H ONVOY SPECTRUM, LLC 652   2021-10-08   
458-457 8 Nyssa OR BOISIDMAX5Y  624H ONVOY SPECTRUM, LLC 652   2021-11-21   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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