Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WT4AG callsign genealogy
Currently held by King, John O
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 WT4AG's current licensee, walking backwards.
- King, John OGAgranted 2019-01-31cancelled 2019-03-01
Successor callsigns
Callsigns held now by people who previously held WT4AG.
No current licensee on record previously held this callsign.