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Confidence: Medium · Source: FCC ULS · As of 2026-09-11

KB3OSR callsign genealogy

Currently held by Means, Nicholas

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 KB3OSR's current licensee, walking backwards.

  1. KB3GWcancelled
    Ockanickon Scout Reservation Radio ClubPAgranted 2018-02-10cancelled 2020-04-21
  2. KC3KQKcancelled
    Grover Washington Jr. Middle School Radio ClubPAgranted 2018-01-22cancelled 2018-02-10

Successor callsigns

Callsigns held now by people who previously held KB3OSR.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KB3OSR, oldest first.

  • Means, Nicholas PA
    2007-03-13 → cancelled 2019-03-14
  • Grover Washington Jr. Middle School Radio Club PA
    2020-04-21 active
← Back to KB3OSR License history →