Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7FIN callsign genealogy
Currently held by Dietzman, Daniel B
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 W7FIN's current licensee, walking backwards.
- Dietzman, Daniel BWAgranted 2017-10-27cancelled 2017-11-17
Successor callsigns
Callsigns held now by people who previously held W7FIN.
No current licensee on record previously held this callsign.