Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0IAC callsign genealogy
Currently held by WING JR, LOGAN 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 W0IAC's current licensee, walking backwards.
- Williamson, ZachIAgranted 2025-06-21cancelled 2025-12-16
Successor callsigns
Callsigns held now by people who previously held W0IAC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0IAC, oldest first.
- WING JR, LOGAN E MO1996-03-01 → cancelled 2008-03-04
- Williamson, Zach IA2025-12-16 active