Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0PFF callsign genealogy
Currently held by FISCHER, PAUL F
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 W0PFF's current licensee, walking backwards.
- FISCHER, PAUL FWIgranted 2017-01-24cancelled 2022-02-05
Successor callsigns
Callsigns held now by people who previously held W0PFF.
- FISCHER, PAUL FWIgranted 2017-01-24cancelled 2022-02-05
All historical holders
Every license row we've seen with the callsign W0PFF, oldest first.
- FISCHER, PAUL F WI2010-02-09 → cancelled 2017-01-24
- FISCHER, PAUL F WI2022-02-05 active