Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KX4MK callsign genealogy
Currently held by Carpenter, Joyce E
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 KX4MK's current licensee, walking backwards.
- Carpenter, Joyce EVAgranted 2018-03-23cancelled 2018-07-31
Successor callsigns
Callsigns held now by people who previously held KX4MK.
No current licensee on record previously held this callsign.