Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N1JDF callsign genealogy
Currently held by FINDLEY, JOHN D
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 N1JDF's current licensee, walking backwards.
- FINDLEY, JOHN DGAgranted 2009-01-17cancelled 2009-02-10
Successor callsigns
Callsigns held now by people who previously held N1JDF.
- SCHMIDT, WILLIAM RCTgranted 2021-08-06