Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4NL callsign genealogy
Currently held by Stenersen, Sid
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 K4NL's current licensee, walking backwards.
- Stenersen, SigurdNCgranted 2013-06-28cancelled 2013-07-23
Successor callsigns
Callsigns held now by people who previously held K4NL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4NL, oldest first.
- MC CLAIN, WILLIAM T FL2004-03-02 → cancelled 2011-07-03
- Stenersen, Sid NC2023-07-04 active