Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5HRB callsign genealogy
Currently held by Buck Jr, Haldor R
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 K5HRB's current licensee, walking backwards.
- Buck Jr, Haldor RTXgranted 2020-10-23cancelled 2020-11-17
Successor callsigns
Callsigns held now by people who previously held K5HRB.
No current licensee on record previously held this callsign.