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

AK4AM callsign genealogy

Currently held by SPENCER, JAMES E

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 AK4AM's current licensee, walking backwards.

  1. W4KYWcancelled· E
    KOWALCHUK, ALEX MGAgranted 2018-11-27cancelled 2021-03-19
  2. KN4QDNcancelled· T
    KOWALCHUK, ALEX MGAgranted 2018-11-07cancelled 2018-11-27

Successor callsigns

Callsigns held now by people who previously held AK4AM.

  1. KJ4KJactive· E
    SPENCER, JAMES EFLgranted 2021-04-09

All historical holders

Every license row we've seen with the callsign AK4AM, oldest first.

  • SPENCER, JAMES E FL
    2005-03-21 → cancelled 2011-07-06
  • KOWALCHUK, ALEX M GA
    2021-03-19 active
← Back to AK4AM License history →