Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N5DJH callsign genealogy
Currently held by TANNER, HAROLD B
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 N5DJH's current licensee, walking backwards.
- Heritage, David JOKgranted 2016-08-31cancelled 2016-09-24
Successor callsigns
Callsigns held now by people who previously held N5DJH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5DJH, oldest first.
- TANNER, HAROLD B TX2003-09-25 → cancelled 2015-12-22
- Heritage, David J OK2026-07-25 active