Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9SSS callsign genealogy
Currently held by THOMPSON, JACK 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 K9SSS's current licensee, walking backwards.
- THOMPSON, JACK DPAgranted 2003-02-27cancelled 2010-06-25
Successor callsigns
Callsigns held now by people who previously held K9SSS.
No current licensee on record previously held this callsign.