Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9JKR callsign genealogy
Currently held by DUMYAHN, KAMAL F
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 N9JKR's current licensee, walking backwards.
- DUMYAHN, KAMAL FILgranted 2024-03-20cancelled 2024-10-18
Successor callsigns
Callsigns held now by people who previously held N9JKR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9JKR, oldest first.
- HORVAT, MARK P IL1990-05-29 → cancelled 2002-05-30
- DUMYAHN, KAMAL F IL2024-10-18 active