Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KW4XB callsign genealogy
Currently held by Shelley, TIBOR D
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 KW4XB's current licensee, walking backwards.
- Shelley, TIBOR DGAgranted 2010-03-30cancelled 2016-08-08
Successor callsigns
Callsigns held now by people who previously held KW4XB.
No current licensee on record previously held this callsign.