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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

KM6OSA callsign genealogy

Currently held by LU, XIAOFENG C

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 KM6OSA's current licensee, walking backwards.

The current licensee has not held any other callsign on record.

Successor callsigns

Callsigns held now by people who previously held KM6OSA.

  1. K6CLUactive· G
    LU, XIAOFENG CCAgranted 2017-12-19