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

AC9MA callsign genealogy

Currently held by FORNESS, LARRY M

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 AC9MA's current licensee, walking backwards.

  1. KD9PJQcancelled· E
    May, OrlandoILgranted 2020-05-20cancelled 2022-03-08

Successor callsigns

Callsigns held now by people who previously held AC9MA.

  1. KM0NKcancelled· E
    FORNESS, LARRY MINgranted 2015-08-14cancelled 2016-03-22

All historical holders

Every license row we've seen with the callsign AC9MA, oldest first.

  • FORNESS, LARRY M IN
    2015-07-16 → cancelled 2015-08-14
  • May, Orlando IL
    2022-03-08 active
← Back to AC9MA License history →