Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI4ZEN callsign genealogy
Currently held by POOLE, DAVID W
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 KI4ZEN's current licensee, walking backwards.
- Tartamella, James RMIgranted 2019-03-12cancelled 2020-05-08
Successor callsigns
Callsigns held now by people who previously held KI4ZEN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KI4ZEN, oldest first.
- POOLE, DAVID W SC2007-09-04 → cancelled 2019-09-05
- Tartamella, James R MI2020-05-08 active