Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1YOF callsign genealogy
Currently held by Yoffe, Jonathan A
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 W1YOF's current licensee, walking backwards.
- Yoffe, Jonathan AMAgranted 2023-03-23cancelled 2024-01-26
Successor callsigns
Callsigns held now by people who previously held W1YOF.
No current licensee on record previously held this callsign.