Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK4EMA callsign genealogy
Currently held by Romeu, Gregory A
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 KK4EMA's current licensee, walking backwards.
- Hudson, Ronald LTNgranted 2023-12-23cancelled 2024-02-06
Successor callsigns
Callsigns held now by people who previously held KK4EMA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KK4EMA, oldest first.
- Romeu, Gregory A TX2011-10-04 → cancelled 2023-10-05
- Hudson, Ronald L TN2024-02-06 active