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

AG4JO callsign genealogy

Currently held by Johnson, Gilbert C

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 AG4JO's current licensee, walking backwards.

  1. KY4BScancelled· E
    Johnson, Gilbert CGAgranted 2020-07-21cancelled 2021-01-29
  2. KO4FMQcancelled· E
    Johnson, Gilbert CGAgranted 2020-07-21cancelled 2020-10-20

Successor callsigns

Callsigns held now by people who previously held AG4JO.

  1. W4HDLactive· E
    LA MOTHE, HILARY DGAgranted 2022-10-25

All historical holders

Every license row we've seen with the callsign AG4JO, oldest first.

  • LA MOTHE, HILARY D GA
    2001-06-25 → cancelled 2002-11-19
  • Osborne, Jan W KY
    2008-09-03 → cancelled 2020-09-04
  • Johnson, Gilbert C GA
    2021-01-29 active
← Back to AG4JO License history →