Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N3NYU callsign genealogy
Currently held by Johansen, Sandra K
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 N3NYU's current licensee, walking backwards.
- Johansen, Sandra KMDgranted 2014-11-14cancelled 2014-12-18
Successor callsigns
Callsigns held now by people who previously held N3NYU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3NYU, oldest first.
- JOHANSEN, SANDRA K MD1993-01-19 → cancelled 2005-01-20
- Johansen, Sandra K MD2024-11-27 active