Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4NBA callsign genealogy
Currently held by Hinojosa, Jonah E
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 KD4NBA's current licensee, walking backwards.
- Hinojosa, Jonah EFLgranted 2016-09-15cancelled 2016-10-04
Successor callsigns
Callsigns held now by people who previously held KD4NBA.
- WALWORTH, ROBERT RGAgranted 2024-02-22