Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6BLO callsign genealogy
Currently held by MAIN, MARTIN S
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 N6BLO's current licensee, walking backwards.
- MAIN, MARTIN SCAgranted 2024-11-26cancelled 2026-04-28
Successor callsigns
Callsigns held now by people who previously held N6BLO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6BLO, oldest first.
- LEVY, ROY J OR1994-08-29 → cancelled 2006-08-30
- MAIN, MARTIN S CA2026-04-28 active