Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK7FSJ callsign genealogy
Currently held by SIMMONS JR, FRANK
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 KK7FSJ's current licensee, walking backwards.
- SIMMONS JR, FRANKVAgranted 2011-12-01cancelled 2013-03-01
Successor callsigns
Callsigns held now by people who previously held KK7FSJ.
- SIMMONS JR, FRANKVAgranted 2025-12-16