Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5JDM callsign genealogy
Currently held by MCCALL, JAMES 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 N5JDM's current licensee, walking backwards.
- MCCALL, JAMES DFLgranted 2017-05-22cancelled 2017-07-08
Successor callsigns
Callsigns held now by people who previously held N5JDM.
- MC GREDE, GEORGE ETXgranted 2011-04-29cancelled 2023-05-02
All historical holders
Every license row we've seen with the callsign N5JDM, oldest first.
- MC GREDE, GEORGE E TX2006-06-22 → cancelled 2011-04-29
- MCCALL, JAMES D FL2017-07-08 active