Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WK2S callsign genealogy
Currently held by MC WILLIAMS, FREDERICK B
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 WK2S's current licensee, walking backwards.
- Cote, Arthur RNJgranted 2012-01-30cancelled 2012-03-27
Successor callsigns
Callsigns held now by people who previously held WK2S.
- MC WILLIAMS, FREDERICK BNYgranted 2018-11-27
All historical holders
Every license row we've seen with the callsign WK2S, oldest first.
- MC WILLIAMS, FREDERICK B NY2008-08-08 → cancelled 2009-02-24
- Cote, Arthur R NJ2022-01-25 active