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

NA0O callsign genealogy

Currently held by Arango, Juan F

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 NA0O's current licensee, walking backwards.

  1. KJ7RWIcancelled· E
    Arango, Juan FORgranted 2020-10-26cancelled 2020-12-04

Successor callsigns

Callsigns held now by people who previously held NA0O.

  1. N9NWactive· E
    MEACHEN, JOHN WWIgranted 2024-04-26
  2. K0DLactive· E
    LEWIS, DONALD LCOgranted 2018-11-14

All historical holders

Every license row we've seen with the callsign NA0O, oldest first.

  • MEACHEN, JOHN W WI
    1997-12-16 → cancelled 2003-10-21
  • LEWIS, DONALD L CO
    2012-01-18 → cancelled 2018-11-14
  • Arango, Juan F OR
    2020-12-04 active
← Back to NA0O License history →