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

N3DDC callsign genealogy

Currently held by STEFCHAK, JOHN 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 N3DDC's current licensee, walking backwards.

  1. KA3FKP
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held N3DDC.

No current licensee on record previously held this callsign.

← Back to N3DDC License history →