Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6HF callsign genealogy
Currently held by ORTEGA WIRELESS LEAGUE
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 K6HF's current licensee, walking backwards.
- Semos, Michael JCAgranted 2018-08-31cancelled 2018-11-24
Successor callsigns
Callsigns held now by people who previously held K6HF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6HF, oldest first.
- ORTEGA WIRELESS LEAGUE CA2006-09-30 → cancelled 2018-11-06
- Semos, Michael J CA2018-11-24 active