Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR3X callsign genealogy
Currently held by IRVING, HUGH 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 KR3X's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KR3X.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KR3X, oldest first.
- BARNES, ROBERT T MD2003-05-20 → cancelled 2015-08-18
- IRVING, HUGH H PA2025-07-09 active