Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI7TZP callsign genealogy
Currently held by Pattison, Benjamin J
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 KI7TZP's current licensee, walking backwards.
- Pattison, BenjaminCAgranted 2021-02-23cancelled 2021-12-24
Successor callsigns
Callsigns held now by people who previously held KI7TZP.
- Pattison, BenjaminCAgranted 2021-02-23cancelled 2021-12-24
All historical holders
Every license row we've seen with the callsign KI7TZP, oldest first.
- Pattison, Benjamin CA2018-02-09 → cancelled 2021-02-23
- Pattison, Benjamin J CA2021-12-24 active