Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WA1IUF callsign genealogy
Currently held by TRICHTER, JEROME
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 WA1IUF's current licensee, walking backwards.
- SPINA, ALFRED JCOgranted 2023-09-19cancelled 2023-10-31
Successor callsigns
Callsigns held now by people who previously held WA1IUF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA1IUF, oldest first.
- TRICHTER, JEROME FL1989-03-28 → cancelled 2001-03-29
- SPINA, ALFRED J CO2023-10-31 active