Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4LMD callsign genealogy
Currently held by Dukes, Luther M
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 K4LMD's current licensee, walking backwards.
- Dukes, Luther MSCgranted 2009-08-04cancelled 2012-07-17
Successor callsigns
Callsigns held now by people who previously held K4LMD.
No current licensee on record previously held this callsign.