Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9SID callsign genealogy
Currently held by BENNETT, RICHARD A
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 K9SID's current licensee, walking backwards.
- Vaithilingam, SiddharthanARgranted 2020-09-23cancelled 2020-10-14
Successor callsigns
Callsigns held now by people who previously held K9SID.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9SID, oldest first.
- BENNETT, RICHARD A IN2007-10-30 → cancelled 2020-01-28
- Vaithilingam, Siddharthan IL2020-10-14 active