Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5FOS callsign genealogy
Currently held by CATON, NATHAN
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 K5FOS's current licensee, walking backwards.
- CATON, NATHANTXgranted 2022-04-15cancelled 2022-05-06
Successor callsigns
Callsigns held now by people who previously held K5FOS.
No current licensee on record previously held this callsign.