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

AC9CJ callsign genealogy

Currently held by ROBINSON, RICHARD S

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 AC9CJ's current licensee, walking backwards.

  1. KC9UGQcancelled· E
    ROBINSON, RICHARD SILgranted 2004-08-25cancelled 2012-05-23
  2. KB8VRYcancelled· G
    ROBINSON, RICHARD SILgranted 2004-08-25cancelled 2011-05-23

Successor callsigns

Callsigns held now by people who previously held AC9CJ.

No current licensee on record previously held this callsign.

← Back to AC9CJ License history →