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

AI7UC callsign genealogy

Currently held by Baldwin, Brian 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 AI7UC's current licensee, walking backwards.

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

Successor callsigns

Callsigns held now by people who previously held AI7UC.

  1. WN7Dactive· E
    Baldwin, Brian NAZgranted 2023-12-22
← Back to AI7UC License history →