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

WB7HAM callsign genealogy

Currently held by ROBERTS, DARIN L

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 WB7HAM's current licensee, walking backwards.

  1. KD7HAMexpired· G
    THORNTON, JAMES DTXgranted 2007-04-03cancelled 2019-04-04
  2. KD7HANcancelled· T
    Thornton, James DTXgranted 1999-11-23cancelled 2007-04-03

Successor callsigns

Callsigns held now by people who previously held WB7HAM.

  1. AB7LAcancelled· E
    ROBERTS, DARIN LIDgranted 2011-07-08cancelled 2013-08-06
← Back to WB7HAM License history →