Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N7IXX callsign genealogy
Currently held by Petty, Robert 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 N7IXX's current licensee, walking backwards.
- Petty, Robert CAZgranted 2018-03-22cancelled 2025-03-01
Successor callsigns
Callsigns held now by people who previously held N7IXX.
- Hummel, Leon SMTgranted 2025-05-10
All historical holders
Every license row we've seen with the callsign N7IXX, oldest first.
- Hummel, Leon S OR2000-11-28 → cancelled 2004-02-07
- Petty, Robert C AZ2025-03-01 active