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

KM4UZT callsign genealogy

Currently held by Calloway Jr, David L

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 KM4UZT's current licensee, walking backwards.

  1. K4ACOcancelled· T
    Jolley, Stephen EFLgranted 2019-12-31cancelled 2020-03-10
  2. KO4AJPcancelled· T
    Jolley, Stephen EFLgranted 2019-12-03cancelled 2019-12-31

Successor callsigns

Callsigns held now by people who previously held KM4UZT.

  1. K4CNRcancelled· T
    Calloway Jr, David LNCgranted 2016-07-29cancelled 2016-10-22
← Back to KM4UZT License history →