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: 514

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-514 A Columbia MO CLMAMOXAYMD  6529 T-MOBILE USA, INC. 521      
573-514 0 Columbia MO CLMAMOXAXCX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 521   2020-11-18   
573-514 1 Columbia MO CLMAMOXAYMD  6529 T-MOBILE USA, INC. 521   2011-11-29   
573-514 2 Columbia MO CLMAMOXAYMD  6529 T-MOBILE USA, INC. 521   2011-11-29   
573-514 3 Columbia MO   5562 METROPCS, INC. 521   2011-11-29   
573-514 4 Columbia MO CLMAMOXAYMD  6529 T-MOBILE USA, INC. 521   2006-02-13   
573-514 5 Columbia MO JFCYMOXAXZX  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 521   2014-09-10   
573-514 6 Columbia MO JFCYMOXAXKX  7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 521   2013-07-09   
573-514 7 Columbia MO CLMAMOXAX4X  938F MCC TELEPHONY OF MISSOURI, LLC - MO 521   2012-11-23   
573-514 8 Columbia MO CLMAMOWB0MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 521   2015-08-21   
573-514 9 Columbia MO JFCYMOXAXZX  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 521   2020-02-24   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.