Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB5TFM callsign genealogy
Currently held by DAY JR, COY C
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 WB5TFM's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held WB5TFM.
- DAY JR, COY CWAgranted 2023-02-14