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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

W6UBX callsign genealogy

Currently held by CARMACK, ROBERT G

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 W6UBX's current licensee, walking backwards.

  1. KC0IOPcancelled· G
    CARMACK, ROBERT GMOgranted 2010-09-27cancelled 2014-01-17

Successor callsigns

Callsigns held now by people who previously held W6UBX.

  1. W7RMIexpired· G
    BISHOP, HARVEY EWAgranted 2006-03-25cancelled 2018-06-19