Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WG4SBI callsign genealogy
Currently held by Ivy, Sara B
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 WG4SBI's current licensee, walking backwards.
- Ivy, Sara BGAgranted 2009-03-18cancelled 2009-04-07
Successor callsigns
Callsigns held now by people who previously held WG4SBI.
No current licensee on record previously held this callsign.