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

WB2UUM callsign genealogy

Currently held by SCHENCK, ROBERT 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 WB2UUM's current licensee, walking backwards.

The current licensee has not held any other callsign on record.

Successor callsigns

Callsigns held now by people who previously held WB2UUM.

  1. K2CUactive· E
    SCHENCK, ROBERT ATNgranted 2020-03-05