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

NXX: 865

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-865 A Birch Tree MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2024-04-29   
573-865 0 Birch Tree MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2024-04-29   
573-865 1 Birch Tree MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2024-04-29   
573-865 2 Birch Tree MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2024-04-29   
573-865 3 Birch Tree MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2024-04-29   
573-865 4 Birch Tree MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2024-04-29   
573-865 5 Birch Tree MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2024-04-29   
573-865 6 Birch Tree MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2024-04-29   
573-865 7 Birch Tree MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2024-04-29   
573-865 8 Birch Tree MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2024-04-29   
573-865 9 Birch Tree MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2024-04-29   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.