Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4SFT callsign genealogy
Currently held by Nagel, Patsy M
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 W4SFT's current licensee, walking backwards.
- Nagel, Patsy MVAgranted 2021-07-28cancelled 2024-01-09
Successor callsigns
Callsigns held now by people who previously held W4SFT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4SFT, oldest first.
- Knapp, George H SC2007-05-09 → cancelled 2019-07-19
- Nagel, Patsy M VA2024-01-09 active