Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7KHZ callsign genealogy
Currently held by HALL, JEFFREY C
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 N7KHZ's current licensee, walking backwards.
- Frett Jr, Robert BAZgranted 2008-12-09cancelled 2012-08-03
Successor callsigns
Callsigns held now by people who previously held N7KHZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7KHZ, oldest first.
- HALL, JEFFREY C WA1988-01-12 → cancelled 2000-01-13
- Frett Jr, Robert B AZ2022-06-14 active