Confidence: Medium · Source: FCC ULS · As of 2026-09-15
K4DJP callsign genealogy
Currently held by Parness, Adam J
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 K4DJP's current licensee, walking backwards.
- Pond, Daniel JFLgranted 2013-07-10cancelled 2014-04-19
Successor callsigns
Callsigns held now by people who previously held K4DJP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4DJP, oldest first.
- Parness, Adam J SC2001-06-26 → cancelled 2013-06-27
- Pond, Daniel J FL2014-04-19 → cancelled 2026-04-21