Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA6O callsign genealogy
Currently held by SHAPIRO, MICHAEL L
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 WA6O's current licensee, walking backwards.
- AD6GYcancelledcancelled 1999-07-15
Successor callsigns
Callsigns held now by people who previously held WA6O.
- Allan, George ACAgranted 2016-10-31