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

KD5TTF callsign genealogy

Currently held by JOHNSON JR, RONALD G

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 KD5TTF's current licensee, walking backwards.

  1. KG4DREcancelled· T
    JOHNSON JR, RONALD GNMgranted 1999-06-14cancelled 2002-09-05
  2. N0UKDcancelled
    cancelled 1999-06-14

Successor callsigns

Callsigns held now by people who previously held KD5TTF.

  1. K0UZOactive· T
    Johnson Jr, Ronald GMIgranted 2020-09-12
← Back to KD5TTF License history →