Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5ABT callsign genealogy
Currently held by DeSelms, David E
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 N5ABT's current licensee, walking backwards.
- DeSelms, David EOKgranted 2013-12-24cancelled 2016-04-15
Successor callsigns
Callsigns held now by people who previously held N5ABT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5ABT, oldest first.
- WARD, GORDON L OK1999-03-18 → cancelled 2011-03-19
- DeSelms, David E OK2026-03-28 active