Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WY7ATH callsign genealogy
Currently held by HAAS, AARNE T
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 WY7ATH's current licensee, walking backwards.
- HAAS, AARNE TWYgranted 2004-01-06cancelled 2005-08-19
Successor callsigns
Callsigns held now by people who previously held WY7ATH.
No current licensee on record previously held this callsign.