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.

Cape Fair, MO

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
417-538 A CPFRMOXADS0  9787 BRIGHTSPEED OF MISSOURI, LLC 522      
417-538 0   9787 BRIGHTSPEED OF MISSOURI, LLC 522      
417-538 1   9787 BRIGHTSPEED OF MISSOURI, LLC 522      
417-538 2   9787 BRIGHTSPEED OF MISSOURI, LLC 522      
417-538 3   093F ONVOY, LLC - MO 522   2019-11-30   
417-538 4   9787 BRIGHTSPEED OF MISSOURI, LLC 522      
417-538 5   073H TELNYX LLC 522   2020-07-30   
417-538 6   093F ONVOY, LLC - MO 522   2019-11-30   
417-538 7   4932 LEVEL 3 COMMUNICATIONS, LLC - MO 522   2014-06-02   
417-538 8   093F ONVOY, LLC - MO 522   2018-11-07   
417-538 9   9787 BRIGHTSPEED OF MISSOURI, LLC 522      
417-969 A BASNMO06DS0  142C RYSTEC, INC 522      
417-969 0   142C RYSTEC, INC 522   2004-12-30   
417-969 1   159E MERCURY VOICE AND DATA LLC DBA SUDDENLINK COMM-MO 522   2024-03-11   
417-969 2   093F ONVOY, LLC - MO 522   2021-03-05   
417-969 6   145J TERRA NOVA TELECOM INC. 522   2025-07-17   
417-969 8   5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 522   2025-12-22   
417-969 9   993E BANDWIDTH.COM CLEC, LLC - MO 522   2018-06-01   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.