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Callsign:  KB9OSC
Class:  Extra
Name:  Kopp, John W
City:  Dousman
State:  WI
Zipcode:  53118
Status:  Active
Grant Date:  10/15/2026
Expires:  10/19/2036
Uls:  FCC Info

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KB9OSC - Ham operator in Dousman, WI


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