Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB9RHA callsign genealogy
Currently held by Zeman, Christopher 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 KB9RHA's current licensee, walking backwards.
- Zeman, Christopher RILgranted 2024-05-07
Successor callsigns
Callsigns held now by people who previously held KB9RHA.
- Zeman, Christopher RILgranted 2024-05-07