Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Kansas City, MO

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
975-275 6   093F ONVOY, LLC - MO 524   2026-11-16   
975-275 7   093F ONVOY, LLC - MO 524   2026-11-16   
975-275 8   093F ONVOY, LLC - MO 524   2026-11-16   
975-275 9   093F ONVOY, LLC - MO 524   2026-11-16   
975-880 A   193E 8X8, INC. 524   2026-11-20   
975-880 0   321J HD CARRIER LLC 524   2026-11-23   
975-880 1   193E 8X8, INC. 524   2026-11-20   
975-880 2   321J HD CARRIER LLC 524   2026-11-23   
975-880 3   321J HD CARRIER LLC 524   2026-11-23   
975-880 4   321J HD CARRIER LLC 524   2026-11-23   
975-880 5   6123 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 524   2026-11-23   
975-880 6   6123 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 524   2026-11-23   
975-880 7   6123 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 524   2026-11-23   
975-880 8   6123 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 524   2026-11-23   
975-880 9   6123 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 524   2026-11-23   

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Last updated: Sun, 01 Nov 2026 02:11:49 UTC

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