Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8DJZ callsign genealogy
Currently held by SCHIFFER, TILO 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 K8DJZ's current licensee, walking backwards.
- Zappala, Dominic JOHgranted 2023-02-09cancelled 2023-02-28
Successor callsigns
Callsigns held now by people who previously held K8DJZ.
- SCHIFFER, TILO RMAgranted 2018-05-04
All historical holders
Every license row we've seen with the callsign K8DJZ, oldest first.
- SCHIFFER, TILO R MA2014-10-21 → cancelled 2018-05-04
- Zappala, Dominic J OH2023-02-28 active