Confidence: Medium · Source: FCC ULS · As of 2026-09-09
KE0YR callsign genealogy
Currently held by MEHRHOFF, KENNETH W
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 KE0YR's current licensee, walking backwards.
- MEHRHOFF, KENNETH WIAgranted 2017-08-24cancelled 2019-06-04
Successor callsigns
Callsigns held now by people who previously held KE0YR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KE0YR, oldest first.
- MEHRHOFF, KENNETH W IA1998-08-13 → cancelled 2010-08-14
- MEHRHOFF, KENNETH W IA2019-06-04 active