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

K4UMH callsign genealogy

Currently held by UNIVERSITY OF MIAMI HEALTH SYSTEM ARS

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 K4UMH's current licensee, walking backwards.

  1. KK4DXWcancelled
    UNIVERSITY OF MIAMI HEALTH SYSTEM ARSFLgranted 2011-08-31cancelled 2011-09-30

Successor callsigns

Callsigns held now by people who previously held K4UMH.

No current licensee on record previously held this callsign.

← Back to K4UMH License history →