Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4ISE callsign genealogy
Currently held by ELLEDGE, WILLIAM T
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 N4ISE's current licensee, walking backwards.
- YONG, WEI KIONG ANDREWORgranted 2024-03-06cancelled 2024-03-29
Successor callsigns
Callsigns held now by people who previously held N4ISE.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4ISE, oldest first.
- ELLEDGE, WILLIAM T NC2009-03-10 → cancelled 2021-04-29
- YONG, WEI KIONG ANDREW OR2024-03-29 active