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

N1JAC callsign genealogy

Currently held by CUNDIFF JR, JOHN A

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 N1JAC's current licensee, walking backwards.

  1. KF4ZSYcancelled· P
    CUNDIFF JR, JOHN Acancelled 1999-07-15

Successor callsigns

Callsigns held now by people who previously held N1JAC.

  1. KT1Mexpired· E
    TETO JR, WALLACE RMAgranted 1996-11-26cancelled 2008-11-27