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

NA3R callsign genealogy

Currently held by Henkel Jr, James R

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 NA3R's current licensee, walking backwards.

  1. AC3HBcancelled· E
    Cocco, Robert RPAgranted 2021-01-19cancelled 2021-05-01

Successor callsigns

Callsigns held now by people who previously held NA3R.

  1. K9WKactive· E
    MAROMATY, ALEXANDERDEgranted 2019-04-12

All historical holders

Every license row we've seen with the callsign NA3R, oldest first.

  • Henkel Jr, James R MD
    2005-11-04 → cancelled 2018-02-01
  • MAROMATY, ALEXANDER DE
    2018-02-23 → cancelled 2019-04-12
  • Cocco, Robert R PA
    2021-05-01 active
← Back to NA3R License history →