Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KN0LL callsign genealogy
Currently held by KNOLL, ROBIN C
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 KN0LL's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KN0LL.
No current licensee on record previously held this callsign.