Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4UAA callsign genealogy
Currently held by MASTERSON SR, GEORGE H
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 W4UAA's current licensee, walking backwards.
- MILLER, RYAN ECAgranted 2009-09-21cancelled 2009-12-25
Successor callsigns
Callsigns held now by people who previously held W4UAA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4UAA, oldest first.
- MASTERSON SR, GEORGE H FL1996-11-08 → cancelled 2008-11-11
- MILLER, RYAN E TX2019-12-05 active