Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA4WHX callsign genealogy
Currently held by Bykova, Irina
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 WA4WHX's current licensee, walking backwards.
- Bykova, IrinaTNgranted 2011-10-14cancelled 2011-11-04
Successor callsigns
Callsigns held now by people who previously held WA4WHX.
- Bykova, IrinaTXgranted 2018-07-10