Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NK5Z callsign genealogy
Currently held by Zancewicz, Greg
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 NK5Z's current licensee, walking backwards.
- Zancewicz, GregTXgranted 2016-01-27cancelled 2024-08-02
Successor callsigns
Callsigns held now by people who previously held NK5Z.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NK5Z, oldest first.
- AUTRY, J FRANK TX1989-03-07 → cancelled 2001-03-08
- Rowley, Tommy R TX2012-05-01 → cancelled 2024-07-13
- Zancewicz, Greg TX2024-08-02 active