Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9FIT callsign genealogy
Currently held by Theobald, Darin E
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 K9FIT's current licensee, walking backwards.
- Theobald, Darin EILgranted 2015-01-02cancelled 2017-03-21
Successor callsigns
Callsigns held now by people who previously held K9FIT.
No current licensee on record previously held this callsign.