Confidence: Medium · Source: FCC ULS · As of 2026-10-27
NU5H callsign genealogy
Currently held by Wengierko, Alon
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 NU5H's current licensee, walking backwards.
- Wengierko, AlonNYgranted 2026-08-11cancelled 2026-09-29
Successor callsigns
Callsigns held now by people who previously held NU5H.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NU5H, oldest first.
- Smith, Thomas D TX2014-07-30 → cancelled 2026-09-09
- Wengierko, Alon NY2026-09-29 active