Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB2JON callsign genealogy
Currently held by KEMP, RUTH M
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 KB2JON's current licensee, walking backwards.
- Hoesel, Jonathan DNYgranted 2006-03-17cancelled 2014-09-13
Successor callsigns
Callsigns held now by people who previously held KB2JON.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB2JON, oldest first.
- KEMP, RUTH M NY1993-11-23 → cancelled 2005-11-24
- HOESEL, JONATHAN D nc2026-07-25 active