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

KX4OQ callsign genealogy

Currently held by Jacobson, Lori

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 KX4OQ's current licensee, walking backwards.

  1. N4BZDcancelled· E
    Jacobson, LoriFLgranted 2017-06-20cancelled 2018-11-27
  2. KN4DQLcancelled· T
    Jacobson, Lori PFLgranted 2017-06-01cancelled 2017-06-20

Successor callsigns

Callsigns held now by people who previously held KX4OQ.

  1. AA1YLactive· E
    Jacobson, LoriFLgranted 2018-12-18
← Back to KX4OQ License history →