uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

KQ4BR callsign genealogy

Currently held by Willis, Thomas J

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 KQ4BR's current licensee, walking backwards.

  1. K4ZSactive· E
    Wollaeger, David PNCgranted 2026-06-04
  2. AB4DWcancelled· E
    Wollaeger, David PNCgranted 2016-05-20cancelled 2016-07-29
  3. KW4TUcancelled· E
    Wollaeger, David PNCgranted 2016-04-19cancelled 2016-05-20

Successor callsigns

Callsigns held now by people who previously held KQ4BR.

  1. K4ZScancelled· E
    Willis, Thomas JNCgranted 2014-04-11cancelled 2014-07-08

All historical holders

Every license row we've seen with the callsign KQ4BR, oldest first.

  • Willis, Thomas J NC
    2012-11-27 → cancelled 2014-04-11
  • Willis, Thomas J NC
    2014-07-08 → cancelled 2026-07-09
← Back to KQ4BR License history →