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Callsign:  KC5ZTF
Class:  Technician
Name:  GRUNSFELD, JOHN M
City:  Boulder
State:  CO
Zipcode:  80308
Status:  Active
Grant Date:  03/14/2017
Expires:  04/02/2027
Uls:  FCC Info

KC5ZTF - Ham operator in Boulder, CO
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