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: 921

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
816-921 A Kansas City MO KSCYMO04DS0  9533 SOUTHWESTERN BELL 524      

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

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