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: 721

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-721 A Ashland KS   6532 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS 532   2025-10-19   
620-721 0 Ashland KS   6532 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS 532   2025-10-19   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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