Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0JYB callsign genealogy
Currently held by Low, Jerry J
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 K0JYB's current licensee, walking backwards.
- Low, Jerry JMNgranted 2019-05-13cancelled 2019-08-06
Successor callsigns
Callsigns held now by people who previously held K0JYB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0JYB, oldest first.
- Low, Richard D MN2010-08-27 → cancelled 2019-06-20
- Low, Jerry J MN2019-08-06 active