Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0TJB callsign genealogy
Currently held by HANKINS JR, RALPH M
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 K0TJB's current licensee, walking backwards.
- Brewer, Tanor JCOgranted 2024-11-14cancelled 2024-12-21
Successor callsigns
Callsigns held now by people who previously held K0TJB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0TJB, oldest first.
- HANKINS JR, RALPH M KS2007-04-26 → cancelled 2019-07-04
- Brewer, Tanor J CO2024-12-21 active