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

N1ZL callsign genealogy

Currently held by Przybiski III, Edward T

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 N1ZL's current licensee, walking backwards.

  1. AI5YFcancelled· E
    Przybiski III, Edward TTXgranted 2025-08-16cancelled 2025-09-05

Successor callsigns

Callsigns held now by people who previously held N1ZL.

  1. AK5Oactive· E
    Przybiski III, Edward TTXgranted 2026-03-24

All historical holders

Every license row we've seen with the callsign N1ZL, oldest first.

  • LATHROP, HAROLD D WA
    2013-08-13 → cancelled 2025-08-14
  • Przybiski III, Edward T TX
    2025-09-05 → cancelled 2026-03-24