Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA4S callsign genealogy
Currently held by NUCCI, ANDREW
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 WA4S's current licensee, walking backwards.
- EWALD, JOHN GPAgranted 2023-03-24cancelled 2024-02-09
Successor callsigns
Callsigns held now by people who previously held WA4S.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA4S, oldest first.
- NUCCI, ANDREW MA2012-07-26 → cancelled 2022-01-19
- EWALD, JOHN G PA2024-02-09 active