Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NB8U callsign genealogy
Currently held by WELLER, HAROLD C
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 NB8U's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held NB8U.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NB8U, oldest first.
- WELLER, HAROLD C FL2003-09-30 → cancelled 2015-12-15
- Biela, Steve MI2026-01-03 active