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

K8YBU callsign genealogy

Currently held by PARTLO, HAROLD L

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 K8YBU's current licensee, walking backwards.

  1. KC8DMAcancelled· T
    PARTLO, HAROLD LMIgranted 1996-04-25cancelled 2004-04-20

Successor callsigns

Callsigns held now by people who previously held K8YBU.

No current licensee on record previously held this callsign.