Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7DCZ callsign genealogy
Currently held by STOLER JR, JOHN 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 W7DCZ's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W7DCZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7DCZ, oldest first.
- STOLER, JOHN E MT1996-12-10 → cancelled 1998-02-20
- STOLER JR, JOHN E MT2019-03-01 active