Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9ISU callsign genealogy
Currently held by BURROUGHS, JAMES 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 N9ISU's current licensee, walking backwards.
- BURROUGHS, JAMES WINgranted 2012-07-12cancelled 2013-07-09
Successor callsigns
Callsigns held now by people who previously held N9ISU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9ISU, oldest first.
- BURROUGHS, JAMES W IN1989-07-18 → cancelled 2001-07-19
- BURROUGHS, JAMES W IN2024-06-01 active