Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8NKP callsign genealogy
Currently held by Glutz, Jacob T
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 K8NKP's current licensee, walking backwards.
- Glutz, Jacob TOHgranted 2021-10-12cancelled 2024-03-01
Successor callsigns
Callsigns held now by people who previously held K8NKP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K8NKP, oldest first.
- Marsh Sr, Warren E MI2004-05-03 → cancelled 2016-07-28
- Glutz, Jacob T OH2024-03-01 active