Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD4ZPU callsign genealogy
Currently held by BRANT, CHARLES D
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 KD4ZPU's current licensee, walking backwards.
- BRANT, CHARLES DNCgranted 2010-04-09cancelled 2010-04-30
Successor callsigns
Callsigns held now by people who previously held KD4ZPU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4ZPU, oldest first.
- BRANT, CHARLES D MN1998-03-05 → cancelled 2005-08-25
- BRANT, Chuck D NC2021-01-28 active