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Callsign:  KO4UDN
Class:  Technician
Name:  Blackwell, Charles J
City:  Arlington
State:  TN
Zipcode:  38002
Status:  Active
Grant Date:  10/19/2021
Expires:  10/19/2031
Uls:  FCC Info

KO4UDN - Ham operator in Arlington, TN
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