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

KK9R callsign genealogy

Currently held by ENGLISH, MAC A

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 KK9R's current licensee, walking backwards.

  1. KM9Zactive· E
    Kiesewetter, Marco MAZgranted 2022-12-06
  2. K7GAFcancelled· E
    Kiesewetter, Marco MAZgranted 2020-01-31cancelled 2022-12-06
  3. KJ7LOJcancelled· T
    Kiesewetter, Marco MAZgranted 2020-01-13cancelled 2020-01-31

Successor callsigns

Callsigns held now by people who previously held KK9R.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KK9R, oldest first.

  • SPARENBERG, RICHARD A IL
    2009-07-11 → cancelled 2018-11-20
  • ENGLISH, MAC A IN
    2020-11-10 active
← Back to KK9R License history →