Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7EFS callsign genealogy
Currently held by Schenk, Edward F
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 K7EFS's current licensee, walking backwards.
- Schenk, Edward FPAgranted 2018-01-16cancelled 2018-03-16
Successor callsigns
Callsigns held now by people who previously held K7EFS.
- Schenk, Edward FPAgranted 2020-06-13cancelled 2022-07-02