Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 821 [Rate centres in NPA 821] [Dial plan for NPA 821]

NXX: 864

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
821-864 A Joanna SC GNVLSCDT64Z  624H ONVOY SPECTRUM, LLC 430   2025-01-03   
821-864 4 Joanna SC GNVLSCDT64Z  624H ONVOY SPECTRUM, LLC 430   2025-01-03   
821-864 6 Joanna SC GNVLSCDT64Z  624H ONVOY SPECTRUM, LLC 430   2025-01-03   
821-864 8 Joanna SC GNVLSCDT64Z  624H ONVOY SPECTRUM, LLC 430   2025-01-03   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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