Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4OHM callsign genealogy
Currently held by St-Amant, John P
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 KR4OHM's current licensee, walking backwards.
- St-Amant, John PALgranted 2025-08-16cancelled 2025-09-05
Successor callsigns
Callsigns held now by people who previously held KR4OHM.
No current licensee on record previously held this callsign.