Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9DEH callsign genealogy
Currently held by POLLOCK, 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 W9DEH's current licensee, walking backwards.
- Hearn, David EWIgranted 2010-11-01cancelled 2010-11-20
Successor callsigns
Callsigns held now by people who previously held W9DEH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9DEH, oldest first.
- POLLOCK, HENRY C FL1987-08-11 → cancelled 1999-08-16
- Hearn, David E WI2020-09-03 active