Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4CSD callsign genealogy
Currently held by AARON, DENNIS R
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 K4CSD's current licensee, walking backwards.
- AARON, DENNIS ROHgranted 2000-11-14cancelled 2002-11-02
Successor callsigns
Callsigns held now by people who previously held K4CSD.
No current licensee on record previously held this callsign.