Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5HTF callsign genealogy
Currently held by SIEMS, CHRISTOPHER 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 K5HTF's current licensee, walking backwards.
- SIEMS, CHRISTOPHER JIAgranted 2014-09-12cancelled 2021-04-16
Successor callsigns
Callsigns held now by people who previously held K5HTF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5HTF, oldest first.
- MOORE, BILL G TX2008-04-17 → cancelled 2020-05-07
- SIEMS, CHRISTOPHER J IA2021-04-16 active