Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4FB callsign genealogy
Currently held by WILLINGHAM SR, ARTHUR G
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 KR4FB's current licensee, walking backwards.
- KD4LGPno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KR4FB.
- WILLINGHAM, ARTHUR GTNgranted 2010-11-16cancelled 2023-02-07