Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4CGK callsign genealogy
Currently held by Kreger, Christopher G
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 W4CGK's current licensee, walking backwards.
- Kreger, Christopher GTXgranted 2021-03-15cancelled 2021-04-03
Successor callsigns
Callsigns held now by people who previously held W4CGK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4CGK, oldest first.
- Wagoner Jr, Sydney S VA2004-10-15 → cancelled 2017-01-14
- Kreger, Christopher G TX2021-04-03 active