Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB4WT callsign genealogy
Currently held by Tisinger, James W
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 KB4WT's current licensee, walking backwards.
- Tisinger, James WNCgranted 2021-10-22cancelled 2023-07-18
Successor callsigns
Callsigns held now by people who previously held KB4WT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB4WT, oldest first.
- COATES, GLYNN D VA2006-05-16 → cancelled 2018-05-17
- Tisinger, James W NC2023-07-18 active