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

N2UMJ callsign genealogy

Currently held by KLEIN, DAVID 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 N2UMJ's current licensee, walking backwards.

  1. KA2BPU
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held N2UMJ.

No current licensee on record previously held this callsign.

← Back to N2UMJ License history →