Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK9AU callsign genealogy
Currently held by Rogers, Bob
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 KK9AU's current licensee, walking backwards.
- Rogers, BobORgranted 2013-12-24cancelled 2016-08-12
Successor callsigns
Callsigns held now by people who previously held KK9AU.
No current licensee on record previously held this callsign.