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

W2DUC callsign genealogy

Currently held by CUPP, FREDERICK B

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 W2DUC's current licensee, walking backwards.

  1. KB2VZScancelled
    DIGITAL COMMUNICATIONS ASSOCIATION OF PERINTONNYgranted 2015-09-21cancelled 2020-05-08

Successor callsigns

Callsigns held now by people who previously held W2DUC.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W2DUC, oldest first.

  • CUPP, FREDERICK B PA
    2007-12-14 → cancelled 2020-03-13
  • DIGITAL COMMUNICATIONS ASSOCIATION OF PERINTON NY
    2020-05-08 active