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

KB7AC callsign genealogy

Currently held by SEWELL, DAN 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 KB7AC's current licensee, walking backwards.

  1. KB7VUUcancelled· E
    EKSTROM, BRIAN LUTgranted 2013-07-04cancelled 2015-07-24

Successor callsigns

Callsigns held now by people who previously held KB7AC.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KB7AC, oldest first.

  • SEWELL, DAN A OR
    1997-10-23 → cancelled 2009-10-24
  • EKSTROM, BRIAN L UT
    2025-07-29 active