Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3FSS callsign genealogy
Currently held by Speicher Iv, Franklin S
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 K3FSS's current licensee, walking backwards.
- N3MJUcancelledcancelled 1999-03-25
Successor callsigns
Callsigns held now by people who previously held K3FSS.
- Speicher IV, Franklin SPAgranted 2018-02-24