Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 620 [Rate centres in NPA 620] [Dial plan for NPA 620]

NXX: 648

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-648 A Zenda KS WCHTKSBRX7Z  6532 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS 532   2024-10-06   
620-648 0 Zenda KS WCHTKSBRX7Z  6532 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS 532   2024-10-06   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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