Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC1TNZ callsign genealogy
Currently held by Zeibig, Thomas
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 KC1TNZ's current licensee, walking backwards.
- Zeibig, ThomasMAgranted 2023-03-10cancelled 2023-04-18
Successor callsigns
Callsigns held now by people who previously held KC1TNZ.
No current licensee on record previously held this callsign.