Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7SAD callsign genealogy
Currently held by SCHUHARDT, ADDISON W
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 N7SAD's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N7SAD.
- SCHUHARDT, ADDISON WWAgranted 2025-03-28
All historical holders
Every license row we've seen with the callsign N7SAD, oldest first.
- FERGUSON, CYNTHIA C WA2012-04-21 → cancelled 2024-04-23
- SCHUHARDT, ADDISON W OR2025-01-28 → cancelled 2025-03-28