Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4WKL callsign genealogy
Currently held by Montgomery, David 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 K4WKL's current licensee, walking backwards.
- Montgomery, David RALgranted 2020-06-15cancelled 2022-03-18
Successor callsigns
Callsigns held now by people who previously held K4WKL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4WKL, oldest first.
- MOORE, WILLIAM R LA2008-04-22 → cancelled 2020-04-23
- Montgomery, David R AL2022-03-18 active