Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6JFA callsign genealogy
Currently held by Hackenkamp, John J
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 W6JFA's current licensee, walking backwards.
- Hackenkamp, John JCAgranted 2020-03-30cancelled 2021-07-02
Successor callsigns
Callsigns held now by people who previously held W6JFA.
No current licensee on record previously held this callsign.