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

WB7ATC callsign genealogy

Currently held by Pivonka, Joseph D

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 WB7ATC's current licensee, walking backwards.

  1. WB9ATCcancelled· G
    PIVONKA, JOSEPH DAZgranted 2012-10-23cancelled 2020-08-21
  2. KB9QZEcancelled· G
    PIVONKA, JOSEPH DILgranted 2004-01-28cancelled 2012-10-23
  3. KC7ASD
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held WB7ATC.

No current licensee on record previously held this callsign.

← Back to WB7ATC License history →