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: 591

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-591 A Manchester MCA3 MO STLSMOGZRMD  7407 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - MO 520      
636-591 0 Manchester MCA3 MO STLSMOGZRMD  7407 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - MO 520      
636-591 1 Manchester MCA3 MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2015-02-28   
636-591 2 Manchester MCA3 MO STLSMOGZRMD  7407 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - MO 520      
636-591 3 Manchester MCA3 MO STLSMOGZRMD  7407 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - MO 520      
636-591 4 Manchester MCA3 MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2014-10-08   
636-591 5 Manchester MCA3 MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2014-10-08   
636-591 6 Manchester MCA3 MO STLSMOGZRMD  7407 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - MO 520      
636-591 7 Manchester MCA3 MO STLSMOGZRMD  7407 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - MO 520      
636-591 8 Manchester MCA3 MO NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2014-12-29   
636-591 9 Manchester MCA3 MO STLSMOGZRMD  7407 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - MO 520      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.