Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 417 [Rate centres in NPA 417] [Dial plan for NPA 417]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
417-778 A Alton MO ALTNMOXARS0  9787 CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK 522      
417-778 1 Alton MO   9787 CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK 522      
417-778 3 Alton MO   554A SOCKET TELECOM, LLC - MO 522   2007-02-09   
417-778 5 Alton MO   7575 CENTURYLINK COMMUNICATIONS LLC 522   2015-12-10   
417-778 6 Alton MO   9787 CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK 522      
417-778 7 Alton MO   9787 CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK 522      
417-778 8 Alton MO   093F ONVOY, LLC MO 522   2019-09-02   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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