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

W1WJ callsign genealogy

Currently held by JACOBSON, CARL P

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 W1WJ's current licensee, walking backwards.

  1. WB2WWcancelled· E
    MEDINA, ARIELCTgranted 2011-05-27cancelled 2020-10-17
  2. AA2XWcancelled· E
    MEDINA, ARIELNYgranted 2003-08-11cancelled 2011-05-27
  3. N2WECactive· G
    Chapman, William ENYgranted 2023-09-06
  4. KC2GYDcancelled· T
    Chapman, William ENYgranted 2000-09-22cancelled 2003-01-07

Successor callsigns

Callsigns held now by people who previously held W1WJ.

  1. WE5EEEcancelled· E
    JACOBSON, CARL PTXgranted 2018-09-28cancelled 2018-11-27

All historical holders

Every license row we've seen with the callsign W1WJ, oldest first.

  • JACOBSON, CARL P TX
    2009-06-27 → cancelled 2018-09-28
  • MEDINA, ARIEL CT
    2020-10-17 active
← Back to W1WJ License history →