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

N3OO callsign genealogy

Currently held by POPELLA, ROBERT 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 N3OO's current licensee, walking backwards.

  1. N3SIactive· E
    Lambert, Floyd CALgranted 2017-03-28
  2. KA4FCLcancelled· E
    Lambert, Floyd CALgranted 2015-06-02cancelled 2017-03-28
  3. KM4JNFcancelled· T
    Lambert, Floyd CALgranted 2015-04-08cancelled 2015-06-02

Successor callsigns

Callsigns held now by people who previously held N3OO.

  1. AD6AEactive· E
    ARRICH, DAVID FCAgranted 2017-02-14
← Back to N3OO License history →