Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KE1THR callsign genealogy
Currently held by Roberts, E Keith
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 KE1THR's current licensee, walking backwards.
- Stebbings, Keith RORgranted 2010-05-07cancelled 2010-06-11
Successor callsigns
Callsigns held now by people who previously held KE1THR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KE1THR, oldest first.
- Roberts, E Keith NH1998-01-14 → cancelled 2010-01-15
- Stebbings, Keith R UT2020-05-27 active