Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 573 [Rate centres in NPA 573] [Dial plan for NPA 573]

NXX: 481

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-481 A Sikeston MO SKSTMOGRDSA  9533 SOUTHWESTERN BELL 520      
573-481 0 Sikeston MO   9533 SOUTHWESTERN BELL 520      
573-481 1 Sikeston MO   9533 SOUTHWESTERN BELL 520      
573-481 2 Sikeston MO   993E BANDWIDTH.COM CLEC, LLC - MO 520   2003-09-15   
573-481 3 Sikeston MO   7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520   2003-10-28   
573-481 4 Sikeston MO   993E BANDWIDTH.COM CLEC, LLC - MO 520   2011-04-10   
573-481 5 Sikeston MO   6529 T-MOBILE USA, INC. 520   2013-12-05   
573-481 6 Sikeston MO   6529 T-MOBILE USA, INC. 520   2010-08-10   
573-481 7 Sikeston MO   073H TELNYX LLC 520   2025-09-06   
573-481 8 Sikeston MO   6529 T-MOBILE USA, INC. 520   2013-12-05   
573-481 9 Sikeston MO   9533 SOUTHWESTERN BELL 520      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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