Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WR8F callsign genealogy
Currently held by Ferreri, Ryan M
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 WR8F's current licensee, walking backwards.
- Ferreri, Ryan MOHgranted 2013-02-02cancelled 2019-02-20
Successor callsigns
Callsigns held now by people who previously held WR8F.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WR8F, oldest first.
- Cramer, John J MI2006-08-25 → cancelled 2018-11-24
- Ferreri, Ryan M OH2019-02-20 active