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

KT4NR callsign genealogy

Currently held by BERRY, LOUIS

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 KT4NR's current licensee, walking backwards.

  1. KO1Dactive· E
    Harris, Brian DTXgranted 2018-01-20
  2. KG5EGPcancelled· E
    Harris, Brian DTXgranted 2014-10-08cancelled 2018-01-20

Successor callsigns

Callsigns held now by people who previously held KT4NR.

  1. AG4LBcancelled· E
    BERRY, LOUIS RUTgranted 1999-11-13cancelled 2005-11-03

All historical holders

Every license row we've seen with the callsign KT4NR, oldest first.

  • BERRY, LOUIS KY
    1999-07-29 → cancelled 1999-11-13
  • SULLIVAN, DANIEL J VA
    2026-02-03 active
← Back to KT4NR License history →