Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9ROO callsign genealogy
Currently held by Ross Jr, David L
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 K9ROO's current licensee, walking backwards.
- Ross Jr, David LAKgranted 2008-07-15cancelled 2008-08-08
Successor callsigns
Callsigns held now by people who previously held K9ROO.
No current licensee on record previously held this callsign.