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

K9RRF callsign genealogy

Currently held by WASSERBERG, RICHARD H

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 K9RRF's current licensee, walking backwards.

  1. WN9Pactive· E
    ORLANDINI SR, MICHAEL AILgranted 2026-02-19
  2. W9WOPcancelled· E
    ORLANDINI SR, MICHAEL AILgranted 2015-04-14cancelled 2016-03-29
  3. KD9CWWcancelled· E
    ORLANDINI SR, MICHAEL AILgranted 2014-06-10cancelled 2015-04-14
  4. KD9BLMcancelled· G
    ORLANDINI SR, MICHAEL AILgranted 2014-06-10cancelled 2015-01-26

Successor callsigns

Callsigns held now by people who previously held K9RRF.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K9RRF, oldest first.

  • WASSERBERG, RICHARD H IL
    1992-10-13 → cancelled 2004-10-14
  • FILIPIAK, RICHARD J WI
    2014-03-08 → cancelled 2026-03-10
← Back to K9RRF License history →