Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9OAB callsign genealogy
Currently held by FISHER, JOHN C
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 W9OAB's current licensee, walking backwards.
- KB9YGLcancelledWESTERN ILLINOIS AMATEUR RADIO CLUBILgranted 2000-10-24cancelled 2001-02-03
Successor callsigns
Callsigns held now by people who previously held W9OAB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9OAB, oldest first.
- FISHER, JOHN C IL1996-06-10 → cancelled 2000-08-18
- WESTERN ILLINOIS AMATEUR RADIO CLUB IL2022-01-13 active