Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA0L callsign genealogy
Currently held by Llames, Leonardo T
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 WA0L's current licensee, walking backwards.
- Llames, Leonardo TAZgranted 2004-03-18cancelled 2012-04-20
Successor callsigns
Callsigns held now by people who previously held WA0L.
- MILLS, MARK SMOgranted 2010-03-30cancelled 2010-09-17
All historical holders
Every license row we've seen with the callsign WA0L, oldest first.
- MILLS, MARK S MO2007-07-28 → cancelled 2010-03-30
- Llames, Leonardo T AZ2022-04-07 active