Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KH7RH callsign genealogy
Currently held by Henning Jr, John R
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 KH7RH's current licensee, walking backwards.
- Henning Jr, John RHIgranted 2016-06-21cancelled 2016-07-12
Successor callsigns
Callsigns held now by people who previously held KH7RH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KH7RH, oldest first.
- JOHNSTON, ROBERT K HI1999-02-16 → cancelled 2011-02-17
- Henning Jr, John R HI2016-07-12 active