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

K4AJJ callsign genealogy

Currently held by Roseborough, Boykin M

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 K4AJJ's current licensee, walking backwards.

  1. KO4OEYcancelled· E
    Wells Jr, John JSCgranted 2021-03-15cancelled 2021-10-30

Successor callsigns

Callsigns held now by people who previously held K4AJJ.

  1. N2CPactive· E
    Roseborough, Boykin MSCgranted 2022-05-24

All historical holders

Every license row we've seen with the callsign K4AJJ, oldest first.

  • Roseborough, Boykin M SC
    2010-12-21 → cancelled 2012-07-31
  • Wells Jr, John J SC
    2021-10-30 active
← Back to K4AJJ License history →