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: 342

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-342 A Emporia KS EMPRKS08DS0  9533 SOUTHWESTERN BELL 532      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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