Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4SYA callsign genealogy
Currently held by Syed Ali, Syed Azimin
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 N4SYA's current licensee, walking backwards.
- Syed Ali, Syed AziminINgranted 2015-08-14cancelled 2016-06-28
Successor callsigns
Callsigns held now by people who previously held N4SYA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4SYA, oldest first.
- MONTGOMERY, HOWARD D FL1997-11-05 → cancelled 2009-11-06
- Syed Ali, Syed Azimin IN2016-06-28 active