Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6UBB callsign genealogy
Currently held by ESPOSO, LEE ROY A
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 N6UBB's current licensee, walking backwards.
- ESPOSO, LEE ROY AWAgranted 2023-08-01cancelled 2024-08-16
Successor callsigns
Callsigns held now by people who previously held N6UBB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6UBB, oldest first.
- ESPOSO, RAMON I CA1989-01-17 → cancelled 2001-01-18
- ESPOSO, LEE ROY A WA2024-08-16 active