Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WN4HRT callsign genealogy
Currently held by Healthcare Emergency Amateur Radio Team HEART
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 WN4HRT's current licensee, walking backwards.
- KM4QVXcancelledHealthcare Emergency Amateur Radio Team HEARTVAgranted 2016-02-03cancelled 2016-02-23
Successor callsigns
Callsigns held now by people who previously held WN4HRT.
No current licensee on record previously held this callsign.