Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5ACS callsign genealogy
Currently held by LIM, JOHN 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 N5ACS's current licensee, walking backwards.
- LIM, JOHN TNMgranted 2001-08-07cancelled 2001-08-28
Successor callsigns
Callsigns held now by people who previously held N5ACS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5ACS, oldest first.
- LIM, ANTONIO A CA1987-08-25 → cancelled 1999-09-01
- LIM, JOHN T NM2021-10-22 active