Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WW7BB callsign genealogy
Currently held by Schaller, Sanders
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 WW7BB's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WW7BB.
- Schaller, SandersSDgranted 2026-06-02