Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4IGK callsign genealogy
Currently held by HAYNES JR, WILLIAM A
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 W4IGK's current licensee, walking backwards.
- Kraus, Ian GNCgranted 2017-09-22cancelled 2017-12-08
Successor callsigns
Callsigns held now by people who previously held W4IGK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4IGK, oldest first.
- HAYNES JR, WILLIAM A DE1991-12-10 → cancelled 2003-12-11
- Kraus, Ian G AL2017-12-08 active