Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1ZFG callsign genealogy
Currently held by WALL, OSCAR
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 W1ZFG's current licensee, walking backwards.
- WALL, DANIEL OCTgranted 1997-05-19cancelled 2006-04-15
Successor callsigns
Callsigns held now by people who previously held W1ZFG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1ZFG, oldest first.
- WALL, OSCAR CT2004-03-10 → cancelled 2006-02-05
- WALL, DANIEL O CT2026-02-19 active