Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF5DKU callsign genealogy
Currently held by Hartley, Samuel L
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 KF5DKU'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 KF5DKU.
- Hartley, Samuel LTXgranted 2009-11-03cancelled 2021-11-04