Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0SML callsign genealogy
Currently held by Luetkemeier, Sabine M
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 K0SML's current licensee, walking backwards.
- Luetkemeier, Sabine MCOgranted 2007-06-22cancelled 2009-09-22
Successor callsigns
Callsigns held now by people who previously held K0SML.
No current licensee on record previously held this callsign.