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

N1LFD callsign genealogy

Currently held by Sypek, Alan J

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 N1LFD's current licensee, walking backwards.

  1. KC1RPKcancelled· E
    Sypek, Alan JNHgranted 2017-01-18cancelled 2017-05-16
  2. KC1GVJcancelled· G
    Sypek, Alan JNHgranted 2016-12-29cancelled 2017-01-18

Successor callsigns

Callsigns held now by people who previously held N1LFD.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N1LFD, oldest first.

  • DE BIASO, RONALD M CT
    1992-01-28 → cancelled 2004-01-29
  • Sypek, Alan J NH
    2017-05-16 active
← Back to N1LFD License history →