Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 747 [Rate centres in NPA 747] [Dial plan for NPA 747]

NXX: 566

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
747-566 A Glendale CA LSANCAJWIMD  965H FRACTEL, LLC 730      
747-566 0 Glendale CA   939H COMMIO, LLC 730   2021-09-18   
747-566 1 Glendale CA   939H COMMIO, LLC 730   2021-09-18   
747-566 2 Glendale CA   939H COMMIO, LLC 730   2021-09-18   
747-566 3 Glendale CA   939H COMMIO, LLC 730   2021-09-18   
747-566 4 Glendale CA   939H COMMIO, LLC 730   2021-09-18   
747-566 5 Glendale CA   624H ONVOY SPECTRUM, LLC 730   2021-11-14   
747-566 6 Glendale CA   965H FRACTEL, LLC 730   2021-09-17   
747-566 7 Glendale CA   624H ONVOY SPECTRUM, LLC 730   2021-11-14   
747-566 8 Glendale CA   624H ONVOY SPECTRUM, LLC 730   2021-11-14   

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

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