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- AMATEUR RADIO LICENSE SEARCH
Callsign: KO4ONF
Class: Technician
Name: Callahan, Daniel R
Address: 5235 Wolverine Lane
City: Keystone Heights
State: FL
Zipcode: 32656
Status: Active
Grant Date: 03/22/2021
Expires: 03/22/2031
Uls: FCC Info
Database updated once a week
Ham Callsigns search - version 2.1
