Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4EZR callsign genealogy
Currently held by Hernandez, Happy N
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 KR4EZR's current licensee, walking backwards.
- Hernandez, Happy NFLgranted 2025-12-09cancelled 2026-01-03
Successor callsigns
Callsigns held now by people who previously held KR4EZR.
- Hernandez, Happy NFLgranted 2025-12-09cancelled 2026-01-03
All historical holders
Every license row we've seen with the callsign KR4EZR, oldest first.
- Hernandez, Happy N FL2025-07-02 → cancelled 2025-12-09
- Hernandez, Happy N FL2026-01-03 active