Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9TOD callsign genealogy
Currently held by Stein, Todd J
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 K9TOD's current licensee, walking backwards.
- COMBS, TODD MTXgranted 2022-06-25cancelled 2022-07-15
Successor callsigns
Callsigns held now by people who previously held K9TOD.
- Stein, Todd JGAgranted 2013-05-07cancelled 2019-02-22
All historical holders
Every license row we've seen with the callsign K9TOD, oldest first.
- Stein, Todd J GA2013-05-07 → cancelled 2019-01-30
- COMBS, TODD M TX2022-07-15 active