Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4KAL callsign genealogy
Currently held by Lukowsky, Karl A
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 W4KAL's current licensee, walking backwards.
- Lukowsky, Karl AVAgranted 2008-09-16cancelled 2009-07-14
Successor callsigns
Callsigns held now by people who previously held W4KAL.
- Lukowky, Karl AFLgranted 2020-11-07