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

N3IDN callsign genealogy

Currently held by ACKROYD, MARTHA B

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 N3IDN's current licensee, walking backwards.

  1. KG7GBScancelled· G
    Dzicek, LaniAZgranted 2013-10-24cancelled 2014-08-30

Successor callsigns

Callsigns held now by people who previously held N3IDN.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N3IDN, oldest first.

  • ACKROYD, MARTHA B PA
    1990-05-22 → cancelled 2002-05-23
  • Dzicek, Lani AZ
    2024-07-23 active