Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4NWC callsign genealogy
Currently held by STOLTZ, RICHARD J
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 W4NWC's current licensee, walking backwards.
- CZAIKOWSKI, NICHOLAS WSCgranted 2019-02-11cancelled 2019-03-16
Successor callsigns
Callsigns held now by people who previously held W4NWC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4NWC, oldest first.
- STOLTZ, RICHARD J GA2006-06-27 → cancelled 2018-09-25
- CZAIKOWSKI, NICHOLAS W SC2019-03-16 active