Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7TRC callsign genealogy
Currently held by THATUNA AMATEUR RADIO CLUB
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 W7TRC's current licensee, walking backwards.
- KI7PHVcancelledAmerican Red Cross - Southern Arizona ARCAZgranted 2017-08-09cancelled 2024-09-13
Successor callsigns
Callsigns held now by people who previously held W7TRC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7TRC, oldest first.
- THATUNA AMATEUR RADIO CLUB ID2012-05-04 → cancelled 2024-05-07
- American Red Cross - Southern Arizona ARC AZ2024-09-13 active