Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA5SOF callsign genealogy
Currently held by BABB, LEON G
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 WA5SOF's current licensee, walking backwards.
- Willis, Michael ADCgranted 2020-06-29cancelled 2020-07-17
Successor callsigns
Callsigns held now by people who previously held WA5SOF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA5SOF, oldest first.
- BABB, LEON G AR1987-11-10 → cancelled 1999-11-11
- Willis, Michael A DC2020-07-17 active