Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN4BSL callsign genealogy
Currently held by NELSON II, HENRY R
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 KN4BSL's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KN4BSL.
- NELSON II, HENRY RFLgranted 2019-10-18