Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO4TX callsign genealogy
Currently held by LAMB, LOWRY
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 KO4TX's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KO4TX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KO4TX, oldest first.
- LAMB, LOWRY TN2002-04-05 → cancelled 2014-04-08
- MOORE, ADAM N SC2021-03-09 active