Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WW4ADK callsign genealogy
Currently held by Smith, Donald C
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 WW4ADK's current licensee, walking backwards.
- Smith, Donald CSCgranted 2025-12-17cancelled 2026-01-06
Successor callsigns
Callsigns held now by people who previously held WW4ADK.
No current licensee on record previously held this callsign.