Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8SJM callsign genealogy
Currently held by SESTAK, HENRY C
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 W8SJM's current licensee, walking backwards.
- Mol, Samuel JMIgranted 2012-02-23cancelled 2021-03-19
Successor callsigns
Callsigns held now by people who previously held W8SJM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W8SJM, oldest first.
- SESTAK, HENRY C OH1996-07-24 → cancelled 2008-07-25
- Mol, Samuel J MI2021-03-19 active