Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4CDX callsign genealogy
Currently held by HICKMAN, NELSON 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 W4CDX's current licensee, walking backwards.
- Harkins, Jon-ErikGAgranted 2019-10-08cancelled 2019-12-13
Successor callsigns
Callsigns held now by people who previously held W4CDX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4CDX, oldest first.
- HICKMAN, NELSON B TN1995-04-05 → cancelled 2007-04-06
- CHEROKEE COUNTY DX SOCIETY AL2007-10-10 → cancelled 2019-10-11
- HARKINS, JON-ERIK GA2019-12-13 active