Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9YF callsign genealogy
Currently held by Spencer, Jack L
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 W9YF's current licensee, walking backwards.
- Triplegood, Herman BNVgranted 2006-02-06cancelled 2011-08-30
- KB7ULKno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held W9YF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9YF, oldest first.
- Spencer, Jack L IL2007-01-22 → cancelled 2009-08-08
- Triplegood, Herman B OR2021-07-23 active