Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK4DIU callsign genealogy
Currently held by Lewis, Sharon
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 KK4DIU'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 KK4DIU.
- Diehl 736, Sharon SFLgranted 2022-03-08