Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9SGT callsign genealogy
Currently held by JANDRT, RICHARD S
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 K9SGT's current licensee, walking backwards.
- JANDRT, RICHARD SCOgranted 1999-04-13cancelled 1999-11-03
Successor callsigns
Callsigns held now by people who previously held K9SGT.
No current licensee on record previously held this callsign.