Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8ULF callsign genealogy
Currently held by FIELDS JR, PRENTICE E
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 W8ULF's current licensee, walking backwards.
- Horn, Gregory HPAgranted 2021-06-17cancelled 2021-08-31
Successor callsigns
Callsigns held now by people who previously held W8ULF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W8ULF, oldest first.
- FIELDS JR, PRENTICE E MI1993-09-14 → cancelled 2005-09-15
- Horn, Gregory H PA2021-08-31 active