Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7HOT callsign genealogy
Currently held by Trapp, Sherry A
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 W7HOT's current licensee, walking backwards.
- Trapp, Sherry AORgranted 2019-08-28cancelled 2020-03-20
Successor callsigns
Callsigns held now by people who previously held W7HOT.
- Trapp, Sherry AORgranted 2023-09-29
All historical holders
Every license row we've seen with the callsign W7HOT, oldest first.
- Martin, Wilson AZ1997-11-19 → cancelled 2004-01-04
- MARTIN, ROBERT L NJ2008-02-29 → cancelled 2020-02-29
- Trapp, Sherry A OR2020-03-20 → cancelled 2023-09-29