Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ4ZKF callsign genealogy
Currently held by Connecticut Expats Radiosport Club
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 KJ4ZKF's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KJ4ZKF.
- KA1ARBactiveConnecticut Expats Radiosport ClubNCgranted 2016-01-08