Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4BOO callsign genealogy
Currently held by SCHMIEDT, BARBARA N
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 N4BOO's current licensee, walking backwards.
- Davis, Lisa CSCgranted 2003-04-16cancelled 2012-12-01
Successor callsigns
Callsigns held now by people who previously held N4BOO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4BOO, oldest first.
- SCHMIEDT, BARBARA N SC1999-12-10 → cancelled 2011-12-13
- Davis, Lisa C SC2022-09-07 active