Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9DP callsign genealogy
Currently held by PREBENDA, DANIEL 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 K9DP's current licensee, walking backwards.
- Pearson, Daniel PILgranted 2018-08-14cancelled 2019-12-10
Successor callsigns
Callsigns held now by people who previously held K9DP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9DP, oldest first.
- PREBENDA, DANIEL J IN2016-08-08 → cancelled 2017-11-10
- Pearson, Daniel P IL2019-12-10 active