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: 449

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-449 A Chesterfield MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-449 0 Chesterfield MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-449 1 Chesterfield MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-449 2 Chesterfield MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-449 3 Chesterfield MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-449 4 Chesterfield MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-449 5 Chesterfield MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-449 6 Chesterfield MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2009-03-13   
636-449 7 Chesterfield MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-449 8 Chesterfield MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520      
636-449 9 Chesterfield MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2021-07-26   

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

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