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

K0DRH callsign genealogy

Currently held by COWAN, 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 K0DRH's current licensee, walking backwards.

  1. KB0OTB
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held K0DRH.

No current licensee on record previously held this callsign.

← Back to K0DRH License history →