Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 904 [Rate centres in NPA 904] [Dial plan for NPA 904]

NXX: 850

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
904-850 A Jacksonville FL JCVLFLCL92Z  624H ONVOY SPECTRUM, LLC 45204      
904-850 0 Jacksonville FL JCVLFLCL92Z  624H ONVOY SPECTRUM, LLC 45204   2023-09-06   
904-850 5 Jacksonville FL JCVLFLCL4MD  937C ONVOY, LLC - FL 45204   2023-10-13   
904-850 6 Jacksonville FL JCVLFLCL4MD  937C ONVOY, LLC - FL 45204   2023-10-13   
904-850 7 Jacksonville FL JCVLFLCL4MD  937C ONVOY, LLC - FL 45204   2023-09-07   
904-850 8 Jacksonville FL JCVLFLCL4MD  937C ONVOY, LLC - FL 45204   2023-09-07   
904-850 9 Jacksonville FL JCVLFLCL4MD  937C ONVOY, LLC - FL 45204   2023-09-07   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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