Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K8HY callsign genealogy
Currently held by KLEINFELD, BRIAN J
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 K8HY's current licensee, walking backwards.
- KLEINFELD, BRIAN JMIgranted 2005-11-16cancelled 2014-07-08
Successor callsigns
Callsigns held now by people who previously held K8HY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K8HY, oldest first.
- Lunkenheimer, Robert A FL2002-06-18 → cancelled 2014-06-19
- KLEINFELD, BRIAN J MI2024-06-14 active