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: 238

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-238 A Marble Hill MO MRHLMOBERSH  9533 SOUTHWESTERN BELL 520      
573-238 0 Marble Hill MO MRHLMOBERSH  9533 SOUTHWESTERN BELL 520      
573-238 1 Marble Hill MO MRHLMOBERSH  9533 SOUTHWESTERN BELL 520      
573-238 2 Marble Hill MO MRHLMOBERSH  9533 SOUTHWESTERN BELL 520      
573-238 3 Marble Hill MO MRHLMOBERSH  9533 SOUTHWESTERN BELL 520      
573-238 4 Marble Hill MO MRHLMOBERSH  9533 SOUTHWESTERN BELL 520      
573-238 5 Marble Hill MO MNCHMOAQGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520      
573-238 6 Marble Hill MO MNCHMOAQGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2007-06-15   
573-238 7 Marble Hill MO STLTMOBOAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2010-02-28   
573-238 8 Marble Hill MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2009-01-18   
573-238 9 Marble Hill MO MNCHMOAQGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2015-02-20   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.