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]

NXX: 512

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
816-512 A Kansas City MO KSCYMO55DS1  9533 SOUTHWESTERN BELL 524      
816-512 0 Kansas City MO   9533 SOUTHWESTERN BELL 524      
816-512 1 Kansas City MO   9533 SOUTHWESTERN BELL 524      
816-512 2 Kansas City MO   9533 SOUTHWESTERN BELL 524      
816-512 3 Kansas City MO   9533 SOUTHWESTERN BELL 524      
816-512 4 Kansas City MO   9533 SOUTHWESTERN BELL 524   2008-01-31   
816-512 5 Kansas City MO   9533 SOUTHWESTERN BELL 524      
816-512 6 Kansas City MO   9533 SOUTHWESTERN BELL 524      
816-512 7 Kansas City MO   9533 SOUTHWESTERN BELL 524      
816-512 8 Kansas City MO   9533 SOUTHWESTERN BELL 524      
816-512 9 Kansas City MO   993E BANDWIDTH.COM CLEC, LLC - MO 524   2022-10-27   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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