Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7KFK callsign genealogy
Currently held by Christensen, William B
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 W7KFK's current licensee, walking backwards.
- Christensen, William BUTgranted 1997-10-09cancelled 2005-05-10
Successor callsigns
Callsigns held now by people who previously held W7KFK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7KFK, oldest first.
- RICHARDS, ALBERT Z UT1997-01-09 → cancelled 2001-10-01
- Christensen, William B UT2025-04-08 active