Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD5FJA callsign genealogy
Currently held by Niccum, Donald 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 WD5FJA's current licensee, walking backwards.
- Niccum, Donald EOKgranted 2013-05-21cancelled 2013-06-11
Successor callsigns
Callsigns held now by people who previously held WD5FJA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WD5FJA, oldest first.
- NICCUM, DONALD E OK1994-08-15 → cancelled 2006-08-16
- Niccum, Donald E OK2023-06-22 active