Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0THZ callsign genealogy
Currently held by Aurora Optical Communications Society
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 K0THZ's current licensee, walking backwards.
- KF0UZUcancelledAurora Optical Communications SocietyMNgranted 2025-08-12cancelled 2025-09-12
Successor callsigns
Callsigns held now by people who previously held K0THZ.
No current licensee on record previously held this callsign.