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

N9BF callsign genealogy

Currently held by Flancher, Robert S

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 N9BF's current licensee, walking backwards.

  1. W4BFZcancelled· E
    FREEDMAN, MILTON BILgranted 2016-02-12cancelled 2024-04-19
  2. KM4QKKcancelled· T
    FREEDMAN, MILTON BSCgranted 2016-01-21cancelled 2016-02-12

Successor callsigns

Callsigns held now by people who previously held N9BF.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N9BF, oldest first.

  • Flancher, Robert S WI
    2012-03-02 → cancelled 2024-03-30
  • FREEDMAN, MILTON B IL
    2024-04-19 active