Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4MWH callsign genealogy
Currently held by HARLEY JR, MARTIN 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 W4MWH's current licensee, walking backwards.
- HARLEY JR, MARTIN Wcancelled 1997-09-17
Successor callsigns
Callsigns held now by people who previously held W4MWH.
No current licensee on record previously held this callsign.