Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB9JR callsign genealogy
Currently held by Harsh, Charles O
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 AB9JR's current licensee, walking backwards.
- Harsh, Charles OINgranted 2000-03-23cancelled 2004-07-19
Successor callsigns
Callsigns held now by people who previously held AB9JR.
No current licensee on record previously held this callsign.