Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 636 [Rate centres in NPA 636] [Dial plan for NPA 636]

NXX: 720

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-720 A Harvester MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-720 0 Harvester MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-720 1 Harvester MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-720 2 Harvester MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-720 3 Harvester MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-720 4 Harvester MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2004-08-02   
636-720 5 Harvester MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2004-08-02   
636-720 6 Harvester MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2004-08-02   
636-720 7 Harvester MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2004-08-02   
636-720 8 Harvester MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2004-08-02   
636-720 9 Harvester MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2012-09-24   

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

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