Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4ZDR callsign genealogy
Currently held by DUENO RODRIGUEZ, ZULMA I
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 KP4ZDR's current licensee, walking backwards.
- DUENO RODRIGUEZ, ZULMA IPRgranted 2018-10-23cancelled 2018-11-20
Successor callsigns
Callsigns held now by people who previously held KP4ZDR.
No current licensee on record previously held this callsign.