Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5HMT callsign genealogy
Currently held by Grisham, Stephen
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 W5HMT's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W5HMT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5HMT, oldest first.
- SHAFFER, EARL D OK1995-09-25 → cancelled 2007-09-26
- Grisham, Stephen TX2026-03-13 active