Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4YML callsign genealogy
Currently held by Cook II, Stephen R
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 W4YML's current licensee, walking backwards.
- Cook II, Stephen RFLgranted 2022-05-25cancelled 2022-06-14
Successor callsigns
Callsigns held now by people who previously held W4YML.
No current licensee on record previously held this callsign.