Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1HYH callsign genealogy
Currently held by MACGOWN, MARTIN R
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 W1HYH's current licensee, walking backwards.
- MACGOWN, MARTIN RMEgranted 2006-10-11cancelled 2013-06-25
Successor callsigns
Callsigns held now by people who previously held W1HYH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1HYH, oldest first.
- MAC GOWN, LESTER W ME1994-08-10 → cancelled 1999-01-15
- MAC GOWN, RICHARD H ME2009-01-22 → cancelled 2012-05-03
- MACGOWN, MARTIN R ME2023-07-14 active