Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4CSK callsign genealogy
Currently held by Seelye-King, C
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 K4CSK's current licensee, walking backwards.
- Seelye-King, CGAgranted 2025-07-15cancelled 2025-08-02
Successor callsigns
Callsigns held now by people who previously held K4CSK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4CSK, oldest first.
- GRANT JR, R PEERY GA2008-01-03 → cancelled 2020-01-04
- Seelye-King, C GA2025-08-02 active