Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WK4LW callsign genealogy
Currently held by Doan, Donald P
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 WK4LW's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WK4LW.
No current licensee on record previously held this callsign.