uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

W5DON callsign genealogy

Currently held by BLUFFTON AMATEUR RADIO CLUB

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 W5DON's current licensee, walking backwards.

  1. K4FMZcancelled· G
    Imhoff, Donald JTXgranted 2007-12-18cancelled 2016-03-11
  2. KE4STBcancelled· T
    Imhoff, Donald JFLgranted 2004-01-23cancelled 2007-12-18
  3. W4FFGcancelled· T
    IMHOFF, DONALD JKYgranted 2003-06-20cancelled 2004-01-23

Successor callsigns

Callsigns held now by people who previously held W5DON.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W5DON, oldest first.

  • SCHADER, DONALD J OK
    1997-02-10 → cancelled 1998-01-23
  • BLUFFTON AMATEUR RADIO CLUB TX
    2003-07-22 → cancelled 2015-07-23
  • IMHOFF, DONALD J OK
    2026-04-04 active
← Back to W5DON License history →