Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9ABA callsign genealogy
Currently held by JAKUBEK, RAFAL
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 K9ABA's current licensee, walking backwards.
- JAKUBEK, RAFALILgranted 2011-01-26cancelled 2011-03-19
Successor callsigns
Callsigns held now by people who previously held K9ABA.
No current licensee on record previously held this callsign.