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

W9BOW callsign genealogy

Currently held by Tooley, Jeffrey S

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 W9BOW's current licensee, walking backwards.

  1. KK7QXGcancelled· T
    MARSING, ERIC CUTgranted 2024-01-31cancelled 2024-02-21

Successor callsigns

Callsigns held now by people who previously held W9BOW.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W9BOW, oldest first.

  • Tooley, Jeffrey S WI
    2005-01-04 → cancelled 2017-01-05
  • MARSING, ERIC C UT
    2024-02-21 active