Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9SXL callsign genealogy
Currently held by WOLFF, ROBERT A
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 W9SXL's current licensee, walking backwards.
- Wolff, Robert AILgranted 2021-03-30cancelled 2021-04-17
Successor callsigns
Callsigns held now by people who previously held W9SXL.
No current licensee on record previously held this callsign.