Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4DPU callsign genealogy
Currently held by Ukele, Dennis P
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 K4DPU's current licensee, walking backwards.
- Ukele, Dennis PFLgranted 2008-12-17cancelled 2010-01-26
Successor callsigns
Callsigns held now by people who previously held K4DPU.
No current licensee on record previously held this callsign.