Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KT4RP callsign genealogy
Currently held by GONCHARSKY, HELEN V
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 KT4RP's current licensee, walking backwards.
- Pettypiece Jr, Robert PFLgranted 2025-05-14cancelled 2025-08-12
Successor callsigns
Callsigns held now by people who previously held KT4RP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KT4RP, oldest first.
- GONCHARSKY, HELEN V VA2013-05-20 → cancelled 2025-06-17
- Pettypiece Jr, Robert P FL2025-08-12 active