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

KM4T callsign genealogy

Currently held by JOHNSTON, NED 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 KM4T's current licensee, walking backwards.

  1. W4YATcancelled· E
    WYATT, BARRYSCgranted 2014-02-14cancelled 2019-11-05
  2. KK4FKOcancelled· T
    WYATT, BARRYSCgranted 2011-11-21cancelled 2014-02-14

Successor callsigns

Callsigns held now by people who previously held KM4T.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KM4T, oldest first.

  • JOHNSTON, NED L AL
    2007-07-19 → cancelled 2019-10-16
  • WYATT, BARRY SC
    2019-11-05 active
← Back to KM4T License history →