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

AG9V callsign genealogy

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 AG9V's current licensee, walking backwards.

  1. KI5XZcancelled· E
    ROBLES, ROMAN LILgranted 2003-07-01cancelled 2012-09-15

Successor callsigns

Callsigns held now by people who previously held AG9V.

  1. KG6CKactive· E
    Kobayashi, Craig KCAgranted 2020-06-16
  2. N8URactive· E
    ACKERMANN, JOHN ROHgranted 2017-05-02

All historical holders

Every license row we've seen with the callsign AG9V, oldest first.

  • Kobayashi, Craig K CA
    2006-05-12 → cancelled 2010-08-10
  • Robles, Roman TN
    2022-06-22 active
  • —
    — → cancelled 1997-07-28
← Back to AG9V License history →