Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8DIC callsign genealogy
Currently held by Schumann, Mark W
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 K8DIC's current licensee, walking backwards.
- Schumann, Mark WOHgranted 2020-09-21cancelled 2022-10-14
Successor callsigns
Callsigns held now by people who previously held K8DIC.
No current licensee on record previously held this callsign.