Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4BLF callsign genealogy
Currently held by DAY, R WELDON
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 K4BLF's current licensee, walking backwards.
- KR4KIFcancelledBluffton Radio ClubSCgranted 2026-03-06cancelled 2026-03-24
Successor callsigns
Callsigns held now by people who previously held K4BLF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4BLF, oldest first.
- DAY, R WELDON SC2006-05-30 → cancelled 2018-08-21
- Bluffton Radio Club SC2026-03-24 active