Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9TKO callsign genealogy
Currently held by JETZER, JEROME N
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 W9TKO's current licensee, walking backwards.
- JETZER, JEROME NWIgranted 1995-06-06cancelled 2004-10-16
Successor callsigns
Callsigns held now by people who previously held W9TKO.
No current licensee on record previously held this callsign.