Callsign: KO4ABS Class: Technician Name: Mahdessian, Leo Address: 10840 Patowmack Dr City: Great Falls State: VA Zipcode: 22066 Status: Active Grant Date: 11/18/2019 Expires: 11/18/2029 Uls: FCC Info
Ham call sign KO4ABS in Great Falls, VA
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