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

AD7FJ callsign genealogy

Currently held by Sledge, Forrest J

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 AD7FJ's current licensee, walking backwards.

  1. KA7FJScancelled· E
    Sledge, Forrest JWAgranted 2021-04-06cancelled 2026-05-01
  2. KJ7VVBcancelled· T
    Sledge, Forrest JWAgranted 2021-03-11cancelled 2021-04-06

Successor callsigns

Callsigns held now by people who previously held AD7FJ.

  1. KT5Zactive· E
    RIEDEL, ERIC LAKgranted 2025-03-18

All historical holders

Every license row we've seen with the callsign AD7FJ, oldest first.

  • RIEDEL, ERIC L UT
    1999-04-12 → cancelled 2005-04-29
  • Sledge, Forrest J WA
    2026-05-01 active
← Back to AD7FJ License history →