Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4SKS callsign genealogy
Currently held by Bihlajama, Jason E
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 N4SKS's current licensee, walking backwards.
- Bihlajama, Jason EFLgranted 2003-04-22cancelled 2007-04-17
Successor callsigns
Callsigns held now by people who previously held N4SKS.
- Shattuck Sr, Leslie JSCgranted 2012-08-11cancelled 2018-11-16
All historical holders
Every license row we've seen with the callsign N4SKS, oldest first.
- Shattuck, Leslie J SC2002-09-25 → cancelled 2002-10-22
- Bihlajama, Jason E FL2017-03-01 active