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: 619

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-619 A Pittsburg KS WCHTKSTPJMD  8995 TELEPORT COMMUNICATIONS AMERICA, LLC - KS 532   2024-06-17   
620-619 0 Pittsburg KS WCHTKSBRXPZ  624H ONVOY SPECTRUM, LLC 532   2025-01-21   
620-619 6 Pittsburg KS WCHTKSTPJMD  8995 TELEPORT COMMUNICATIONS AMERICA, LLC - KS 532   2024-06-17   
620-619 8 Pittsburg KS   6532 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS 532   2025-10-23   

Last updated: Sat, 15 Nov 2025 03:38:44 UTC

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