Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4RML callsign genealogy
Currently held by CHRISTLIEB, ARGLE C
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 W4RML's current licensee, walking backwards.
- Lee II, Robert MNCgranted 2026-05-27cancelled 2026-06-16
Successor callsigns
Callsigns held now by people who previously held W4RML.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4RML, oldest first.
- CHRISTLIEB, ARGLE C FL2010-03-04 → cancelled 2022-06-01
- Lee II, Robert M NC2026-06-16 active