Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6SBN callsign genealogy
Currently held by GIARDINA, JAMES
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 N6SBN's current licensee, walking backwards.
- HARLAMOFF, CRAIG ACAgranted 2006-01-18cancelled 2013-01-29
Successor callsigns
Callsigns held now by people who previously held N6SBN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6SBN, oldest first.
- GIARDINA, JAMES CA1998-12-10 → cancelled 2010-12-11
- HARLAMOFF, CRAIG a CA2023-01-27 active