Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9RUT callsign genealogy
Currently held by RUTKOWSKI, JAMES A
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 K9RUT's current licensee, walking backwards.
- RUTKOWSKI, JAMES AINgranted 2026-06-09cancelled 2026-09-04
Successor callsigns
Callsigns held now by people who previously held K9RUT.
No current licensee on record previously held this callsign.