Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KR4DEP callsign genealogy
Currently held by Harlin, David C
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 KR4DEP'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 KR4DEP.
- Harlin, David CTNgranted 2025-04-15cancelled 2026-01-17