Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2IW callsign genealogy
Currently held by Clark, Zachary R
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 K2IW's current licensee, walking backwards.
- Clark, Zachary RNYgranted 2015-06-15cancelled 2018-12-18
Successor callsigns
Callsigns held now by people who previously held K2IW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K2IW, oldest first.
- CHWALEK, JOHN P NY2007-01-04 → cancelled 2016-11-29
- Clark, Zachary R NY2018-12-18 active