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: 296

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-296 A Hallsville MO CLMAMOXAXIX  093F ONVOY, LLC - MO 521      
573-296 0 Hallsville MO CLMAMOXAXCX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 521   2013-03-23   
573-296 1 Hallsville MO JFCYMOXAXSX  073H TELNYX LLC 521   2020-07-31   
573-296 2 Hallsville MO CLMAMOWB0MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 521   2017-12-15   
573-296 3 Hallsville MO CLMAMOXAXIX  093F ONVOY, LLC - MO 521   2020-07-05   
573-296 4 Hallsville MO CLMAMOXAXIX  093F ONVOY, LLC - MO 521   2018-07-16   
573-296 5 Hallsville MO CLMAMOXAXFX  250A CHARITON VALLEY COMMUNICATIONS CORPORATION 521   2020-06-27   
573-296 6 Hallsville MO CLMAMOXAXIX  093F ONVOY, LLC - MO 521   2020-07-05   
573-296 8 Hallsville MO CLMAMOXAXCX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 521   2015-08-09   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.