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

K9RF callsign genealogy

Currently held by DE MARRE, ALLEN G

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 K9RF's current licensee, walking backwards.

  1. AB9Eactive· E
    Mc Donough Jr, John PWIgranted 2020-02-15
  2. AB9VOcancelled· E
    Mc Donough Jr, John PWIgranted 2002-05-09cancelled 2010-03-02
  3. KB9HTTcancelled· E
    Mc Donough Jr, John PWIgranted 2002-05-09cancelled 2010-02-09

Successor callsigns

Callsigns held now by people who previously held K9RF.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K9RF, oldest first.

  • DE MARRE, ALLEN G TX
    2003-12-09 → cancelled 2004-05-14
  • VOLKMAN, GENE D IL
    2017-08-31 active
← Back to K9RF License history →