Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7DBZ callsign genealogy
Currently held by ALTIC, WILLIAM 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 N7DBZ's current licensee, walking backwards.
- Csuk, Richard LORgranted 2016-03-01cancelled 2016-03-22
Successor callsigns
Callsigns held now by people who previously held N7DBZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7DBZ, oldest first.
- ALTIC, WILLIAM E WA1993-01-19 → cancelled 2005-01-20
- Csuk, Richard L OR2026-03-10 active