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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

K0IVI callsign genealogy

Currently held by SCHWANKL, DAVID N

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 K0IVI's current licensee, walking backwards.

  1. KL7HRcancelled· A
    SCHWANKL, DAVID NCOgranted 2007-07-12cancelled 2009-10-14
  2. AL7NQcancelled· A
    SCHWANKL, DAVID Ncancelled 1997-09-17

Successor callsigns

Callsigns held now by people who previously held K0IVI.

No current licensee on record previously held this callsign.

← Back to K0IVI License history →