Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8DAY callsign genealogy
Currently held by Yerke, Daniel 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 K8DAY's current licensee, walking backwards.
- Yerke, Daniel AMIgranted 2019-09-13cancelled 2020-10-06
Successor callsigns
Callsigns held now by people who previously held K8DAY.
- FRAZIER, MICHAEL BOHgranted 2018-06-22
All historical holders
Every license row we've seen with the callsign K8DAY, oldest first.
- FRAZIER, MICHAEL B OH2017-12-30 → cancelled 2018-06-22
- Yerke, Daniel A MI2020-10-06 active