Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0UBM callsign genealogy
Currently held by VENARD, JAMES W
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 N0UBM's current licensee, walking backwards.
- Carnahan, KevinCOgranted 2020-09-14cancelled 2020-10-14
Successor callsigns
Callsigns held now by people who previously held N0UBM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0UBM, oldest first.
- VENARD, JAMES W KS1992-09-01 → cancelled 2004-09-02
- Carnahan, Kevin T CO2020-10-14 active