Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8YF callsign genealogy
Currently held by MATHESS, ALLEN B
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 W8YF's current licensee, walking backwards.
- Schwartz, Douglas CMIgranted 2007-12-13cancelled 2010-09-21
Successor callsigns
Callsigns held now by people who previously held W8YF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W8YF, oldest first.
- MATHESS, ALLEN B WV1998-08-28 → cancelled 2010-08-18
- Schwartz, Douglas C MI2020-06-26 active