Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KR4ACE callsign genealogy
Currently held by Walthall, Malcolm
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 KR4ACE's current licensee, walking backwards.
- Walthall, Malcolm FGAgranted 2020-05-11cancelled 2020-06-26
Successor callsigns
Callsigns held now by people who previously held KR4ACE.
No current licensee on record previously held this callsign.