Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4ITM callsign genealogy
Currently held by Anderson, David J
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 K4ITM's current licensee, walking backwards.
- Anderson, David JNCgranted 2011-10-20cancelled 2011-11-08
Successor callsigns
Callsigns held now by people who previously held K4ITM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4ITM, oldest first.
- ROBINSON, RICHARD H FL1997-11-24 → cancelled 2009-11-25
- Anderson, David J NC2021-08-12 active