Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KW4JV callsign genealogy
Currently held by Kroos, Peter H
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 KW4JV's current licensee, walking backwards.
- Kroos, Peter HFLgranted 2014-05-28cancelled 2015-05-28
Successor callsigns
Callsigns held now by people who previously held KW4JV.
No current licensee on record previously held this callsign.