Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6NST callsign genealogy
Currently held by SPETNAGEL, CHARLES F
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 W6NST's current licensee, walking backwards.
- KG6HHTcancelledImperial Valley Radio GroupCAgranted 2001-07-27cancelled 2001-08-18
Successor callsigns
Callsigns held now by people who previously held W6NST.
- NX6JactiveTEST CONTEST CLUBCAgranted 2019-01-31
All historical holders
Every license row we've seen with the callsign W6NST, oldest first.
- Imperial Valley Radio Group CA2011-06-09 → cancelled 2023-08-19
- SPETNAGEL, CHARLES F— → cancelled 1999-03-31