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

WN7D callsign genealogy

Currently held by BAUMGARTNER, DONALD 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 WN7D's current licensee, walking backwards.

  1. AI7UCcancelled· E
    Baldwin, Brian NAZgranted 2021-08-14cancelled 2023-12-22
  2. WB3BITcancelled· E
    Baldwin, Brian NAZgranted 2021-08-14cancelled 2023-11-21
  3. KJ7ZXMcancelled· G
    Baldwin, Brian NAZgranted 2021-07-22cancelled 2021-08-14

Successor callsigns

Callsigns held now by people who previously held WN7D.

  1. W7PIDcancelled· E
    Elrod, David LWAgranted 2021-12-03cancelled 2022-05-19
  2. AE4PRcancelled· E
    Elrod, David LWAgranted 2020-05-15cancelled 2020-06-19

All historical holders

Every license row we've seen with the callsign WN7D, oldest first.

  • BAUMGARTNER, DONALD A UT
    2007-10-12 → cancelled 2020-01-09
  • Elrod, David L WA
    2020-01-28 → cancelled 2020-05-15
  • Elrod, David L WA
    2020-12-29 → cancelled 2021-12-03
  • Baldwin, Brian N AZ
    2023-12-22 active
← Back to WN7D License history →