Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4RXK callsign genealogy
Currently held by Kasprowicz, Ray
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 W4RXK's current licensee, walking backwards.
- Kasprowicz, RayGAgranted 2022-11-15cancelled 2022-12-23
Successor callsigns
Callsigns held now by people who previously held W4RXK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4RXK, oldest first.
- Hanlon, Robert F VA2007-05-07 → cancelled 2019-08-01
- Kasprowicz, Ray GA2022-12-23 active