Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0TYL callsign genealogy
Currently held by Hardin, Ronald 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 W0TYL's current licensee, walking backwards.
- Hardin, Ronald JMOgranted 2015-04-21cancelled 2015-07-21
Successor callsigns
Callsigns held now by people who previously held W0TYL.
- Hardin, Ronald JMOgranted 2015-04-21cancelled 2015-07-21
All historical holders
Every license row we've seen with the callsign W0TYL, oldest first.
- Hardin, Ronald J MO2009-01-16 → cancelled 2015-04-21
- HARDIN, RONALD J MO2025-06-25 active