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

N7UBX callsign genealogy

Currently held by CARPENTER, WILLIAM 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 N7UBX's current licensee, walking backwards.

  1. KK7MZOcancelled· T
    CARPENTER, WILLIAM AORgranted 2023-06-03cancelled 2023-06-23

Successor callsigns

Callsigns held now by people who previously held N7UBX.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N7UBX, oldest first.

  • CARPENTER, WILLIAM A OR
    1994-03-29 → cancelled 2006-03-30
  • CARPENTER, WILLIAM A OR
    2023-06-23 active