Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7RBO callsign genealogy
Currently held by GEBHARDT, TIMOTHY W
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K7RBO's current licensee, walking backwards.
- GEBHARDT, TIMOTHY WWAgranted 2004-08-10cancelled 2013-11-13
Successor callsigns
Callsigns held now by people who previously held K7RBO.
No current licensee on record previously held this callsign.