Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4KCK callsign genealogy
Currently held by Crow, James 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 W4KCK's current licensee, walking backwards.
- Crow, James KSCgranted 2009-04-23cancelled 2013-07-09
Successor callsigns
Callsigns held now by people who previously held W4KCK.
No current licensee on record previously held this callsign.