Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ1H callsign genealogy
Currently held by LEVY, JACK
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 KJ1H's current licensee, walking backwards.
- HUGHES, JUSTIN MMEgranted 2009-04-15cancelled 2011-04-22
Successor callsigns
Callsigns held now by people who previously held KJ1H.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KJ1H, oldest first.
- LEVY, JACK MA1996-12-30 → cancelled 2008-12-31
- HUGHES, JUSTIN M AR2021-03-05 active