Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 620 [Rate centres in NPA 620] [Dial plan for NPA 620]

NXX: 223

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-223 A Fort Scott KS FTSCKS01DS0  9533 SOUTHWESTERN BELL 532      

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

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