Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5FSJ callsign genealogy
Currently held by SQUIRES 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 K5FSJ's current licensee, walking backwards.
- SQUIRES JR, FRANKAZgranted 2001-11-01cancelled 2009-08-04
Successor callsigns
Callsigns held now by people who previously held K5FSJ.
No current licensee on record previously held this callsign.