Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0JAB callsign genealogy
Currently held by BOLANDER, JOSEPH 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 KC0JAB's current licensee, walking backwards.
- BOLANDER, JOSEPH AKSgranted 2021-08-05cancelled 2021-08-31
Successor callsigns
Callsigns held now by people who previously held KC0JAB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC0JAB, oldest first.
- Jones, Kevin L MO2000-10-19 → cancelled 2012-10-20
- BOLANDER, JOSEPH A KS2021-08-31 active