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

KI4RSY callsign genealogy

Currently held by CROY, JAMES 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 KI4RSY's current licensee, walking backwards.

  1. KW4JACcancelled· T
    CROY, JAMES AGAgranted 2018-04-10cancelled 2019-11-13

Successor callsigns

Callsigns held now by people who previously held KI4RSY.

  1. KI3JACactive· T
    CROY, JAMES AGAgranted 2022-11-22
  2. KW4JACcancelled· T
    CROY, JAMES AGAgranted 2018-04-10cancelled 2019-11-13
  3. K3JACcancelled· T
    CROY, JAMES AGAgranted 2006-11-07cancelled 2015-12-01

All historical holders

Every license row we've seen with the callsign KI4RSY, oldest first.

  • CROY, JAMES A GA
    2006-10-16 → cancelled 2006-11-07
  • CROY, JAMES A GA
    2015-12-01 → cancelled 2018-04-10
  • CROY, JAMES A GA
    2019-11-13 → cancelled 2022-11-22
← Back to KI4RSY License history →