Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5HAU callsign genealogy
Currently held by UNDERWOOD, HUGH A
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 W5HAU's current licensee, walking backwards.
- UNDERWOOD, HUGH ATXgranted 2003-10-14cancelled 2007-08-18
Successor callsigns
Callsigns held now by people who previously held W5HAU.
No current licensee on record previously held this callsign.