Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0JLB callsign genealogy
Currently held by Boetcher, Jordan L
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 K0JLB's current licensee, walking backwards.
- Banker, Jeremiah LCOgranted 2020-01-22cancelled 2020-05-22
Successor callsigns
Callsigns held now by people who previously held K0JLB.
- Boetcher, Jordan LNEgranted 2016-07-01cancelled 2018-06-19
All historical holders
Every license row we've seen with the callsign K0JLB, oldest first.
- Boetcher, Jordan L NE2012-02-22 → cancelled 2016-07-01
- Banker, Jeremiah L CO2020-05-22 active