Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7SFO callsign genealogy
Currently held by EATON, RYAN L
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 W7SFO's current licensee, walking backwards.
- Eaton, Ryan LWAgranted 2001-01-04cancelled 2001-01-26
Successor callsigns
Callsigns held now by people who previously held W7SFO.
No current licensee on record previously held this callsign.