Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5AUM callsign genealogy
Currently held by Washington County Amateur Radio Club
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 W5AUM's current licensee, walking backwards.
- KE5AUUcancelledBrenham Amateur Radio Club, IncTXgranted 2004-03-30cancelled 2004-05-26
Successor callsigns
Callsigns held now by people who previously held W5AUM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5AUM, oldest first.
- SCHULZE JR, HENRY L TX1994-05-31 → cancelled 2003-11-12
- Washington County Amateur Radio Club TX2024-07-23 active