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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

KN4NL callsign genealogy

Currently held by USCG Contest Group

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 KN4NL's current licensee, walking backwards.

  1. WH7AAcancelled
    USCG Contest GroupALgranted 2014-06-27cancelled 2018-07-10
  2. NH2Tcancelled
    USCG Contest GroupHIgranted 2010-04-02cancelled 2014-06-27
  3. NN4TOcancelled
    No Time To Operate Amateur Radio ClubSCgranted 2017-08-26cancelled 2019-10-08
  4. KN4EYWcancelled
    No Time To Operate Amateur Radio ClubSCgranted 2017-08-03cancelled 2017-08-26

Successor callsigns

Callsigns held now by people who previously held KN4NL.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KN4NL, oldest first.

  • FUNG LOY, JOHN H GA
    2001-11-01 → cancelled 2013-11-05
  • USCG Contest Group AL
    2018-07-10 active
← Back to KN4NL License history →