Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K1JNA callsign genealogy
Currently held by Douglass, John
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 K1JNA's current licensee, walking backwards.
- Douglass, JohnCAgranted 2002-08-14cancelled 2002-09-21
Successor callsigns
Callsigns held now by people who previously held K1JNA.
No current licensee on record previously held this callsign.