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

AA5EM callsign genealogy

Currently held by Bradley, Christopher R

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 AA5EM's current licensee, walking backwards.

  1. KJ5KYWcancelled· E
    Cowden, Coleson TTXgranted 2025-04-17cancelled 2025-08-19

Successor callsigns

Callsigns held now by people who previously held AA5EM.

  1. KJ5EMactive· E
    Schilling, John RNMgranted 2022-04-22
  2. AA0CBactive· E
    Bradley, Christopher ROKgranted 2018-03-20

All historical holders

Every license row we've seen with the callsign AA5EM, oldest first.

  • OYLER, JACK L AR
    2003-07-15 → cancelled 2015-07-28
  • Bradley, Christopher R OK
    2017-09-08 → cancelled 2018-03-20
  • SCHILLING, JOHN R CO
    2020-07-07 → cancelled 2022-04-22
  • Cowden, Coleson T TX
    2025-08-19 active
← Back to AA5EM License history →