Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1AEO callsign genealogy
Currently held by Loop Mr., Ethan C
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 K1AEO's current licensee, walking backwards.
- Loop, Ethan CMAgranted 2018-08-15cancelled 2018-09-05
Successor callsigns
Callsigns held now by people who previously held K1AEO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1AEO, oldest first.
- PEREIRA, ARTHUR MA1988-01-12 → cancelled 2000-01-13
- Loop Mr., Ethan C MA2018-09-05 active