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

KD7EB callsign genealogy

Currently held by SIMMONS III, MOSBY 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 KD7EB's current licensee, walking backwards.

  1. KD6EBcancelled· A
    SIMMONS III, MOSBY LORgranted 2005-03-29cancelled 2006-01-10

Successor callsigns

Callsigns held now by people who previously held KD7EB.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KD7EB, oldest first.

  • DUNCAN, PHILLIP S CO
    1987-10-27 → cancelled 1999-10-28
  • SIMMONS III, MOSBY L OR
    2016-01-05 active