Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5HAR callsign genealogy
Currently held by Helena 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 W5HAR's current licensee, walking backwards.
- KF5EZKcancelledHelena Amateur Radio ClubARgranted 2010-02-17cancelled 2010-05-14
Successor callsigns
Callsigns held now by people who previously held W5HAR.
No current licensee on record previously held this callsign.