Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5OWL callsign genealogy
Currently held by Heard Museum 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 W5OWL's current licensee, walking backwards.
- KE5CMOcancelledHeard Museum Amateur Radio ClubTXgranted 2004-09-03cancelled 2004-10-05
Successor callsigns
Callsigns held now by people who previously held W5OWL.
No current licensee on record previously held this callsign.