Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0LAG callsign genealogy
Currently held by OLAVARRIA GALAN, KENNETH D
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 K0LAG's current licensee, walking backwards.
- OLAVARRIA GALAN, KENNETH DTXgranted 2023-09-06cancelled 2026-09-01
Successor callsigns
Callsigns held now by people who previously held K0LAG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0LAG, oldest first.
- POTTBERG, WALTER E TX2006-05-17 → cancelled 2018-08-09
- OLAVARRIA GALAN, KENNETH D TX2026-09-01 active