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

N1JAM callsign genealogy

Currently held by BUCHER, HENRIQUE 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 N1JAM's current licensee, walking backwards.

  1. KC9TWYcancelled· E
    BUCHER, HENRIQUE FILgranted 2011-03-24cancelled 2013-12-10

Successor callsigns

Callsigns held now by people who previously held N1JAM.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N1JAM, oldest first.

  • LEONE, STEVEN F MA
    2001-02-14 → cancelled 2013-05-15
  • BUCHER, HENRIQUE F IL
    2023-10-03 active