Callsign: K4JDU Class: General Name: URBACH, JOHN D Address: 583 W OUTER DR City: OAK RIDGE State: TN Zipcode: 37830 Status: Active Grant Date: 01/26/2021 Expires: 01/26/2031 Uls: FCC Info
Ham call sign K4JDU in OAK RIDGE, TN
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