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

N3JDB callsign genealogy

Currently held by GROSH, JAMES 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 N3JDB's current licensee, walking backwards.

  1. KA3VVR
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held N3JDB.

No current licensee on record previously held this callsign.

← Back to N3JDB License history →