Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4DFB callsign genealogy
Currently held by SHIELDS, VICTORIA 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 W4DFB's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W4DFB.
- SHIELDS, VICTORIA CCAgranted 2022-03-01
All historical holders
Every license row we've seen with the callsign W4DFB, oldest first.
- SHIELDS, VICTORIA C CA2015-10-29 → cancelled 2022-03-01
- BLAYLOCK, JASON S TN2024-05-29 active