Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9TRC callsign genealogy
Currently held by ERICKSON, DAVID 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 W9TRC's current licensee, walking backwards.
- ERICKSON, DAVID GOHgranted 2019-10-16cancelled 2025-12-09
Successor callsigns
Callsigns held now by people who previously held W9TRC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9TRC, oldest first.
- Anderson, John P IL2015-05-13 → cancelled 2023-09-13
- ERICKSON, DAVID G OH2025-12-09 active