Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1KTZ callsign genealogy
Currently held by Zeitler, Keith 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 K1KTZ's current licensee, walking backwards.
- Zeitler, Keith TMOgranted 2018-04-04cancelled 2018-06-08
Successor callsigns
Callsigns held now by people who previously held K1KTZ.
No current licensee on record previously held this callsign.