Local Calling Guide

Area code/prefix search

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NPA: 573 [Rate centres in NPA 573] [Dial plan for NPA 573]

NXX: 637

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-637 A Lesterville MO LSVLMOXARS0  1151 BRIGHTSPEED OF EAST MISSOURI, LLC 520      
573-637 1 Lesterville MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2025-02-02   
573-637 2 Lesterville MO LSVLMOXARS0  1151 BRIGHTSPEED OF EAST MISSOURI, LLC 520      
573-637 3 Lesterville MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2019-11-28   
573-637 4 Lesterville MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2019-11-28   
573-637 5 Lesterville MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2020-03-19   
573-637 6 Lesterville MO   145J TERRA NOVA TELECOM INC. 520   2025-06-06   
573-637 9 Lesterville MO LSVLMOXARS0  1151 BRIGHTSPEED OF EAST MISSOURI, LLC 520      

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

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