Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1SJB callsign genealogy
Currently held by BROWN, SARA J
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 K1SJB's current licensee, walking backwards.
- BROWN, SARA JGUgranted 2007-08-23cancelled 2015-06-13
Successor callsigns
Callsigns held now by people who previously held K1SJB.
No current licensee on record previously held this callsign.