Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NA4DZ callsign genealogy
Currently held by Bailey, William 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 NA4DZ's current licensee, walking backwards.
- Bailey, William CSCgranted 2026-05-19cancelled 2026-07-21
Successor callsigns
Callsigns held now by people who previously held NA4DZ.
No current licensee on record previously held this callsign.