Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7DDR callsign genealogy
Currently held by RUFF, DEREK D
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 K7DDR's current licensee, walking backwards.
- RUFF, DEREK DNVgranted 1998-03-04cancelled 2003-07-15
Successor callsigns
Callsigns held now by people who previously held K7DDR.
No current licensee on record previously held this callsign.