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

W6MCS callsign genealogy

Currently held by STANFORD, MARK C

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 W6MCS's current licensee, walking backwards.

  1. KJ6JCcancelled· A
    STANFORD, MARK CCAgranted 1998-03-25cancelled 2004-04-09

Successor callsigns

Callsigns held now by people who previously held W6MCS.

No current licensee on record previously held this callsign.