Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3SJM callsign genealogy
Currently held by Marquette, Scott J
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 W3SJM's current licensee, walking backwards.
- Marquette, Scott JMDgranted 2017-02-10cancelled 2017-07-11
Successor callsigns
Callsigns held now by people who previously held W3SJM.
- Marquette, Scott JMDgranted 2017-02-10cancelled 2017-07-11
All historical holders
Every license row we've seen with the callsign W3SJM, oldest first.
- Marquette, Scott J MD2010-05-01 → cancelled 2017-02-10
- Marquette, Scott J NC2017-07-11 active