Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7ASR callsign genealogy
Currently held by COLOSKY, MICHAEL T
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 W7ASR's current licensee, walking backwards.
- COLOSKY, MICHAEL TCAgranted 2019-11-05cancelled 2019-11-26
Successor callsigns
Callsigns held now by people who previously held W7ASR.
No current licensee on record previously held this callsign.