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

K6OJN callsign genealogy

Currently held by NORTHRUP, JOEL 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 K6OJN's current licensee, walking backwards.

  1. N6YNVcancelled· T
    NORTHRUP, JOEL ECAgranted 2000-02-25cancelled 2010-01-20
  2. KC6IMM
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held K6OJN.

  1. K6NJactive· E
    NORTHRUP, JOEL ECAgranted 2022-01-15
← Back to K6OJN License history →