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: 643

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-643 A Lawton KS PRCLMOXADS0  1759 CRAW-KAN TEL. COOP.,INC. - MO 522      

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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