Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9IDR callsign genealogy
Currently held by IBSA-DRC
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 K9IDR's current licensee, walking backwards.
- KC9NEVcancelledIBSA-DRCILgranted 2008-03-18cancelled 2008-04-15
Successor callsigns
Callsigns held now by people who previously held K9IDR.
No current licensee on record previously held this callsign.