Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KG4NGT callsign genealogy
Currently held by Harper, John 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 KG4NGT's current licensee, walking backwards.
- Harper, John WVAgranted 2020-09-29cancelled 2020-10-23
Successor callsigns
Callsigns held now by people who previously held KG4NGT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KG4NGT, oldest first.
- Harper, John W VA2001-05-03 → cancelled 2013-05-04
- Harper, John W VA2020-10-23 active