Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5CFI callsign genealogy
Currently held by HINZ, HELLMUTH 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 K5CFI's current licensee, walking backwards.
- FAULHABER, CHRISTOPHER DARgranted 2023-12-12cancelled 2024-01-03
Successor callsigns
Callsigns held now by people who previously held K5CFI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5CFI, oldest first.
- HINZ, HELLMUTH R TX2010-12-31 → cancelled 2023-01-06
- FAULHABER, CHRISTOPHER D AR2024-01-03 active