Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W2KLU callsign genealogy
Currently held by Kim, Sejong
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 W2KLU's current licensee, walking backwards.
- Kim, SejongWAgranted 2024-07-09cancelled 2024-07-30
Successor callsigns
Callsigns held now by people who previously held W2KLU.
- Kim, SejongWAgranted 2025-08-01