Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N8KTX callsign genealogy
Currently held by ZAHN, STEPHEN G
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 N8KTX's current licensee, walking backwards.
- CETRONE JR, LOUIS AMIgranted 2015-05-08cancelled 2017-04-14
Successor callsigns
Callsigns held now by people who previously held N8KTX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N8KTX, oldest first.
- ZAHN, STEPHEN G OH1999-01-18 → cancelled 2011-01-19
- CETRONE JR, LOUIS A MI2017-04-14 active