Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7RAO callsign genealogy
Currently held by Oller, Randy 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 W7RAO's current licensee, walking backwards.
- Shinde, RahulWAgranted 2019-04-01cancelled 2020-05-08
Successor callsigns
Callsigns held now by people who previously held W7RAO.
- Oller, Randy AKSgranted 2017-08-18
All historical holders
Every license row we've seen with the callsign W7RAO, oldest first.
- Oller, Randy A KS2016-03-01 → cancelled 2017-08-18
- Shinde, Rahul WA2020-05-08 active