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

AD6VT callsign genealogy

Currently held by Keefer, Eric R

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 AD6VT's current licensee, walking backwards.

  1. KI7ADVcancelled· E
    Keefer, Eric RCAgranted 2020-02-19cancelled 2021-12-28
  2. KM6PPZcancelled· G
    Keefer, Eric RAZgranted 2018-01-24cancelled 2020-02-19

Successor callsigns

Callsigns held now by people who previously held AD6VT.

  1. K6RBSactive· E
    Saunders, Richard BCAgranted 2021-03-17

All historical holders

Every license row we've seen with the callsign AD6VT, oldest first.

  • Saunders, Richard B CA
    2001-03-08 → cancelled 2001-06-12
  • Keefer, Eric R CA
    2021-12-28 active
← Back to AD6VT License history →