Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA4YA callsign genealogy
Currently held by BAYER, CHRISTIAN
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 WA4YA's current licensee, walking backwards.
- BAYER, CHRISTIANMAgranted 2017-12-01cancelled 2019-10-04
Successor callsigns
Callsigns held now by people who previously held WA4YA.
No current licensee on record previously held this callsign.