Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6BOI callsign genealogy
Currently held by Ramamurthy, Sriram
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 N6BOI's current licensee, walking backwards.
- Ramamurthy, SriramCAgranted 2021-12-20cancelled 2022-01-11
Successor callsigns
Callsigns held now by people who previously held N6BOI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6BOI, oldest first.
- CHATTO, DONALD R CA2006-01-31 → cancelled 2018-04-25
- Ramamurthy, Sriram CA2022-01-11 active