Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N3TRD callsign genealogy
Currently held by Erickson III, Robert 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 N3TRD's current licensee, walking backwards.
- Erickson III, Robert APAgranted 2021-08-24cancelled 2022-08-23
Successor callsigns
Callsigns held now by people who previously held N3TRD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3TRD, oldest first.
- JONES, WILLIAM R PA1995-12-01 → cancelled 2006-10-27
- Erickson III, Robert A PA2022-08-23 active