Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI4SUB callsign genealogy
Currently held by Slawsky, Richard W
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 KI4SUB's current licensee, walking backwards.
- Slawsky, Richard WKYgranted 2005-10-18cancelled 2006-12-22
Successor callsigns
Callsigns held now by people who previously held KI4SUB.
- Slawsky, Richard WKYgranted 2016-11-30