Confidence: Medium · Source: FCC ULS · As of 2026-09-09
W5SMH callsign genealogy
Currently held by RICHARDSON, SAM L
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 W5SMH's current licensee, walking backwards.
- Harris, Stephen Mtxgranted 2024-09-25cancelled 2024-10-16
Successor callsigns
Callsigns held now by people who previously held W5SMH.
- Harris, Stephen MTXgranted 2025-01-17
All historical holders
Every license row we've seen with the callsign W5SMH, oldest first.
- RICHARDSON, SAM L LA1999-07-30 → cancelled 2011-08-02
- Harris, Stephen M TX2024-10-16 → cancelled 2025-01-17