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

KA5USA callsign genealogy

Currently held by LAWTON/FORT SILL AMATEUR RADIO CLUB CONTEST STATION

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 KA5USA's current licensee, walking backwards.

  1. KE5CFBcancelled
    LAWTON/FORT SILL AMATEUR RADIO CLUB CONTEST STATIONOKgranted 2004-08-03cancelled 2004-08-21

Successor callsigns

Callsigns held now by people who previously held KA5USA.

No current licensee on record previously held this callsign.