Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N5ENM callsign genealogy
Currently held by DUFF, JAMES T
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 N5ENM's current licensee, walking backwards.
- Martin, Benjamin LNMgranted 2020-06-22cancelled 2020-07-10
Successor callsigns
Callsigns held now by people who previously held N5ENM.
- DUFF, JAMES TTXgranted 2008-08-05cancelled 2020-11-03
All historical holders
Every license row we've seen with the callsign N5ENM, oldest first.
- Martin, Benjamin L NM2020-07-10 active
- DUFF, JAMES T— → cancelled 1998-11-02