Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0TRL callsign genealogy
Currently held by Young, Craig 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 W0TRL's current licensee, walking backwards.
- Young, Craig DCOgranted 2021-06-14cancelled 2021-08-03
Successor callsigns
Callsigns held now by people who previously held W0TRL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0TRL, oldest first.
- Lamb, Thomas R MO2009-05-19 → cancelled 2021-05-20
- Young, Craig D CO2021-08-03 active