Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3UBH callsign genealogy
Currently held by Zlydnev, Vladimir N
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 W3UBH's current licensee, walking backwards.
- Zlydnev, Vladimir NMOgranted 2009-11-18cancelled 2010-01-16
Successor callsigns
Callsigns held now by people who previously held W3UBH.
No current licensee on record previously held this callsign.