Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KE5USA callsign genealogy
Currently held by ERNST, ALEXANDER
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 KE5USA's current licensee, walking backwards.
- ERNST, ALEXANDERTXgranted 2024-12-10cancelled 2024-12-28
Successor callsigns
Callsigns held now by people who previously held KE5USA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KE5USA, oldest first.
- Fessenden, Peter NM2008-05-21 → cancelled 2020-05-22
- ERNST, ALEXANDER TX2024-12-28 active