Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA9HHH callsign genealogy
Currently held by SCHIFF, ROBERT 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 KA9HHH's current licensee, walking backwards.
- KD9PINcancelledSuburban Amateur Repeater AssociationILgranted 2020-05-13cancelled 2021-09-25
Successor callsigns
Callsigns held now by people who previously held KA9HHH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA9HHH, oldest first.
- SCHIFF, ROBERT F IL2015-09-01 → cancelled 2020-03-30
- Suburban Amateur Repeater Association IL2021-09-25 active