Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC8TNZ callsign genealogy
Currently held by Sponaugle, Larry G
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 KC8TNZ's current licensee, walking backwards.
- MOSKOWITZ, ANDREWOHgranted 2025-05-13cancelled 2025-05-31
Successor callsigns
Callsigns held now by people who previously held KC8TNZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC8TNZ, oldest first.
- Sponaugle, Larry G WV2002-04-04 → cancelled 2014-04-05
- MOSKOWITZ PhD, ANDREW R OH2025-05-31 active