Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6COP callsign genealogy
Currently held by Knight, Steven W
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 W6COP's current licensee, walking backwards.
- Knight, Steven WCAgranted 2017-01-26cancelled 2017-02-14
Successor callsigns
Callsigns held now by people who previously held W6COP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6COP, oldest first.
- Mc Guire, Matthew P CA2004-06-04 → cancelled 2016-08-31
- Knight, Steven W CA2017-02-14 active