Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1WH callsign genealogy
Currently held by HAESELER, LEONARD W
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 W1WH's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W1WH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1WH, oldest first.
- HAESELER, LEONARD W NH1994-04-12 → cancelled 1997-04-30
- Hanrahan, William J MA2022-02-08 active