Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N1OYQ callsign genealogy
Currently held by SCHAEFER IV, JOHN H
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 N1OYQ's current licensee, walking backwards.
- Schaefer IV, John HKYgranted 2017-07-26cancelled 2017-08-15
Successor callsigns
Callsigns held now by people who previously held N1OYQ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1OYQ, oldest first.
- SCHAEFER IV, JOHN H KY1994-05-17 → cancelled 2006-05-18
- schaefer Iv, John H KY2017-08-15 active