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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 636 [Rate centres in NPA 636] [Dial plan for NPA 636]

NXX: 243

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-243 A De Soto MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-243 0 De Soto MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-243 1 De Soto MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520      
636-243 2 De Soto MO   829J PAETEC ITEL, LLC 520      
636-243 3 De Soto MO STLSMOGZDS5  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520      
636-243 4 De Soto MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520      
636-243 5 De Soto MO STLSMO09WMD  516C AT&T CORP. 520      
636-243 6 De Soto MO STLSMO09XMD  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
636-243 7 De Soto MO   145J TERRA NOVA TELECOM INC. 520      
636-243 8 De Soto MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520      
636-243 9 De Soto MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.