Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9TIR callsign genealogy
Currently held by Vasquez, George A
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 KC9TIR's current licensee, walking backwards.
- Vasquez, George AILgranted 2010-12-21cancelled 2011-01-19
Successor callsigns
Callsigns held now by people who previously held KC9TIR.
- Vasquez, George AILgranted 2010-12-21cancelled 2011-01-19
All historical holders
Every license row we've seen with the callsign KC9TIR, oldest first.
- Vasquez, George A IL2010-11-23 → cancelled 2010-12-21
- VASQUEZ, GEORGE A IL2011-01-19 → cancelled 2023-01-20