Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8ALF callsign genealogy
Currently held by Hamstra, Daniel 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 W8ALF's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W8ALF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W8ALF, oldest first.
- HAMSTRA, RAYMOND D MI2014-03-04 → cancelled 2026-03-06
- Hamstra, Daniel L MI2026-05-01 active