Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4MLH callsign genealogy
Currently held by Hall, Matthew L
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 KD4MLH's current licensee, walking backwards.
- Hall, Matthew LNCgranted 2019-05-28cancelled 2019-08-24
Successor callsigns
Callsigns held now by people who previously held KD4MLH.
No current licensee on record previously held this callsign.