Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3SMH callsign genealogy
Currently held by Frey, Brian E
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 W3SMH's current licensee, walking backwards.
- Frey, Brian EPAgranted 2025-04-29cancelled 2025-05-17
Successor callsigns
Callsigns held now by people who previously held W3SMH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3SMH, oldest first.
- Southern Maryland American Red Cross MD2006-05-26 → cancelled 2018-05-30
- Frey, Brian E PA2025-05-17 active