Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9WOP callsign genealogy
Currently held by ORLANDINI SR, MICHAEL A
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 W9WOP's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W9WOP.
- ORLANDINI SR, MICHAEL AILgranted 2026-02-19
All historical holders
Every license row we've seen with the callsign W9WOP, oldest first.
- WOEHR, WILLIAM A IL1997-06-26 → cancelled 2009-06-27
- ORLANDINI SR, MICHAEL A IL2015-04-14 → cancelled 2016-03-29