Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N1SPL callsign genealogy
Currently held by NARULA, ANUPAM
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 N1SPL's current licensee, walking backwards.
- LAI, PHILIP YONG YEOWORgranted 2021-03-09cancelled 2021-04-09
Successor callsigns
Callsigns held now by people who previously held N1SPL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1SPL, oldest first.
- NARULA, ANUPAM CT1994-07-15 → cancelled 2006-07-18
- LAI, PHILIP YONG YEOW OR2021-04-09 active