Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WY7WYO callsign genealogy
Currently held by Collins, Craig K
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 WY7WYO's current licensee, walking backwards.
- Collins, Craig KWYgranted 2014-07-29cancelled 2017-09-12
Successor callsigns
Callsigns held now by people who previously held WY7WYO.
- Wisniewski, Rickart GWAgranted 2025-01-14
All historical holders
Every license row we've seen with the callsign WY7WYO, oldest first.
- Wisniewski, Rickart G WA2011-06-18 → cancelled 2014-11-29
- Collins, Craig K WY2017-09-12 active