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.

Middletown, MO

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
573-503 A STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
573-503 0 STLSMOWQ8MD  073H TELNYX LLC 520      
573-503 1 STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520      
573-503 4 STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
573-503 8   624H ONVOY SPECTRUM, LLC 520      
573-549 A MDTWMOXARS0  1885 WINDSTREAM MISSOURI, INC. 520      
573-549 0 MDTWMOXARS0  1885 WINDSTREAM MISSOURI, INC. 520      
573-549 1 MDTWMOXARP0  1885 WINDSTREAM MISSOURI, INC. 520      
573-549 2 MDTWMOXARS0  1885 WINDSTREAM MISSOURI, INC. 520      
573-549 3 STLSMOWQDS2  093F ONVOY, LLC - MO 520      
573-549 4 STLSMOWQDS2  093F ONVOY, LLC - MO 520      
573-549 7 STLSMOWQDS2  093F ONVOY, LLC - MO 520      
573-549 8 STLSMOWQDS2  093F ONVOY, LLC - MO 520      
573-549 9 MDTWMOXARS0  1885 WINDSTREAM MISSOURI, INC. 520      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.