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

AB4CJ callsign genealogy

Currently held by Curenton, Cyrus A

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 AB4CJ's current licensee, walking backwards.

  1. K4FJBcancelled· E
    Curenton, Cyrus AALgranted 2021-12-21cancelled 2023-01-21

Successor callsigns

Callsigns held now by people who previously held AB4CJ.

  1. K4FJBcancelled· E
    Curenton, Cyrus AALgranted 2021-12-21cancelled 2023-01-21
  2. W4EMTactive· E
    CLARK, J ERICFLgranted 2018-05-10

All historical holders

Every license row we've seen with the callsign AB4CJ, oldest first.

  • Curenton, Cyrus A AL
    2019-07-27 → cancelled 2021-12-21
  • Curenton, Cyrus A AL
    2023-01-21 active
  • —
    — → cancelled 1998-07-22
← Back to AB4CJ License history →