Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WN7AA callsign genealogy
Currently held by WIRTH, JON C
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 WN7AA's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WN7AA.
No current licensee on record previously held this callsign.