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: 491

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-491 A New Bloomfield MO NBFDMOXARS0  1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 521      
573-491 0 New Bloomfield MO NBFDMOXARS0  1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 521      
573-491 1 New Bloomfield MO CLMAMOWB0MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 521   2017-11-04   
573-491 2 New Bloomfield MO NBFDMOXARS0  1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 521      
573-491 3 New Bloomfield MO NBFDMOXARS0  1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 521      
573-491 4 New Bloomfield MO NBFDMOXARS0  1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 521      
573-491 6 New Bloomfield MO CLMAMOXAXIX  093F ONVOY, LLC - MO 521   2018-07-16   
573-491 7 New Bloomfield MO NBFDMOXARS0  1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 521      
573-491 8 New Bloomfield MO NBFDMOXARS0  1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 521      
573-491 9 New Bloomfield MO NBFDMOXARS0  1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 521      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.