Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9TKI callsign genealogy
Currently held by Giovacchini, Karla R
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 W9TKI's current licensee, walking backwards.
- Giovacchini, Karla RCAgranted 2018-08-27cancelled 2020-04-10
Successor callsigns
Callsigns held now by people who previously held W9TKI.
- VENTURELLI, GARY MAZgranted 2020-03-10
All historical holders
Every license row we've seen with the callsign W9TKI, oldest first.
- VENTURELLI, GARY M AZ2013-01-29 → cancelled 2020-03-10
- Giovacchini, Karla R CA2020-04-10 active