Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4SNW callsign genealogy
Currently held by CROOKS, JAMES M
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 K4SNW's current licensee, walking backwards.
- CROOKS, JAMES MCOgranted 2020-05-06cancelled 2020-06-13
Successor callsigns
Callsigns held now by people who previously held K4SNW.
No current licensee on record previously held this callsign.