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

W4YFT callsign genealogy

Currently held by DUNKLE, CHARLES E

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 W4YFT's current licensee, walking backwards.

  1. WB4YFTexpired· G
    ROBBINS, MICHAEL TVAgranted 2005-04-02cancelled 2017-04-04
  2. N4NNCcancelled· G
    ROBBINS, MICHAEL TVAgranted 2000-12-30cancelled 2005-04-02
  3. N2GNScancelled· G
    ROBBINS, MICHAEL TVAgranted 1999-11-13cancelled 2000-12-30
  4. KG4EOCactive
    EOC AMATEUR RADIO EMERGENCY SERVICESFLgranted 2026-06-09
  5. KI4MFJcancelled
    EOC AMATEUR RADIO DISASTER SERVICESFLgranted 2005-10-18cancelled 2006-01-10

Successor callsigns

Callsigns held now by people who previously held W4YFT.

No current licensee on record previously held this callsign.