Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7APT callsign genealogy
Currently held by Ladd, David
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 N7APT's current licensee, walking backwards.
- Ladd, David CWAgranted 2018-11-16cancelled 2018-12-07
Successor callsigns
Callsigns held now by people who previously held N7APT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7APT, oldest first.
- MARTIN, LARRY C AZ1989-03-14 → cancelled 2001-03-15
- Ladd, David TX2018-12-07 active