Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB0SID callsign genealogy
Currently held by Bettenhausen, Nathan
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 KB0SID's current licensee, walking backwards.
- Bettenhausen, NathanNDgranted 2024-10-01cancelled 2024-10-22
Successor callsigns
Callsigns held now by people who previously held KB0SID.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB0SID, oldest first.
- ALMELING, KEITH J MO2005-02-02 → cancelled 2017-04-29
- Bettenhausen, Nathan ND2024-10-22 active