Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7FYO callsign genealogy
Currently held by Shattuck, John R
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 W7FYO's current licensee, walking backwards.
- Shattuck, John RWAgranted 2019-03-26cancelled 2019-04-13
Successor callsigns
Callsigns held now by people who previously held W7FYO.
No current licensee on record previously held this callsign.