Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KX4VL callsign genealogy
Currently held by Ackerman, Robert J
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 KX4VL's current licensee, walking backwards.
- Ackerman, Robert JFLgranted 2012-09-18cancelled 2019-11-14
Successor callsigns
Callsigns held now by people who previously held KX4VL.
No current licensee on record previously held this callsign.