Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W2ROS callsign genealogy
Currently held by SLABICKY, ROSTYSLAW O
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 W2ROS's current licensee, walking backwards.
- SLABICKY, ROSTYSLAW OCTgranted 2015-01-06cancelled 2015-01-24
Successor callsigns
Callsigns held now by people who previously held W2ROS.
No current licensee on record previously held this callsign.