Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD9EFS callsign genealogy
Currently held by Roesinger, 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 KD9EFS's current licensee, walking backwards.
- Roesinger, Daniel BWIgranted 2005-08-03cancelled 2015-07-16
Successor callsigns
Callsigns held now by people who previously held KD9EFS.
- Roesinger, Daniel BWIgranted 2016-05-24