Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 816 [Rate centres in NPA 816] [Dial plan for NPA 816]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
816-999 2 Richmond MO KSCYMO55XXX  093F ONVOY, LLC - MO 524   2025-03-13   
816-999 3 Richmond MO KSCYMO55XXX  093F ONVOY, LLC - MO 524   2025-10-12   
816-999 6 Richmond MO INDPMOBHBMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 524   2025-10-31   
816-999 7 Richmond MO INDPMOBHBMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 524   2024-08-16   
816-999 8 Richmond MO KSCYMO55XXX  093F ONVOY, LLC - MO 524   2024-07-18   
816-999 9 Richmond MO KSCYMO55X0Z  965H FRACTEL, LLC 524   2022-05-10   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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