Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9AB callsign genealogy
Currently held by NORD, JOHN 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 K9AB's current licensee, walking backwards.
- KC9MIUcancelledNorthern Illinois DX AssociationILgranted 2007-10-24cancelled 2008-07-11
Successor callsigns
Callsigns held now by people who previously held K9AB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9AB, oldest first.
- NORD, JOHN R IL1998-07-21 → cancelled 2006-07-04
- Northern Illinois DX Association IL2018-04-23 active