Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1SWH callsign genealogy
Currently held by HALL, SEAN W
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 W1SWH's current licensee, walking backwards.
- Schoff, Rowan MMEgranted 2022-02-08cancelled 2022-02-26
Successor callsigns
Callsigns held now by people who previously held W1SWH.
- HALL, SEAN WVAgranted 2000-01-08cancelled 2004-01-03
All historical holders
Every license row we've seen with the callsign W1SWH, oldest first.
- HALL, SEAN W VA1996-11-26 → cancelled 2000-01-08
- Schoff, Rowan M ME2022-02-26 active