Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9SRR callsign genealogy
Currently held by Kreeft, Douglas
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 K9SRR's current licensee, walking backwards.
- Kreeft, Douglas EGAgranted 2015-08-13cancelled 2015-09-01
Successor callsigns
Callsigns held now by people who previously held K9SRR.
No current licensee on record previously held this callsign.