Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3QGX callsign genealogy
Currently held by Sullivan III, Daniel J
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 W3QGX's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W3QGX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3QGX, oldest first.
- SULLIVAN JR, DANIEL J PA2006-11-02 → cancelled 2013-04-30
- Sullivan III, Daniel J PA2024-02-06 active