Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB3UU callsign genealogy
Currently held by Olszewski Jr, Robert F
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 AB3UU's current licensee, walking backwards.
- Olszewski Jr, Robert FPAgranted 2014-05-16cancelled 2014-06-17
Successor callsigns
Callsigns held now by people who previously held AB3UU.
- Olszewski Jr, Robert FPAgranted 2024-05-24