Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KT9KS callsign genealogy
Currently held by Geiger 262, Marianne
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 KT9KS's current licensee, walking backwards.
- GEIGER, MARIANNEILgranted 2012-03-22cancelled 2012-05-18
Successor callsigns
Callsigns held now by people who previously held KT9KS.
No current licensee on record previously held this callsign.