Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5FDS callsign genealogy
Currently held by Spradlin, Frank D
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 W5FDS's current licensee, walking backwards.
- SPRADLIN, FRANK DOKgranted 2017-01-07cancelled 2022-03-12
Successor callsigns
Callsigns held now by people who previously held W5FDS.
No current licensee on record previously held this callsign.