Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3JDM callsign genealogy
Currently held by MARTIN JR, JERRY D
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 W3JDM's current licensee, walking backwards.
- MARTIN JR, JERRY DDEgranted 2006-09-11cancelled 2015-03-21
Successor callsigns
Callsigns held now by people who previously held W3JDM.
- Moran II, James DPAgranted 2022-07-06
All historical holders
Every license row we've seen with the callsign W3JDM, oldest first.
- Moran II, James D MD2002-04-04 → cancelled 2002-04-28
- MARTIN JR, JERRY D DE2025-03-25 active