Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0SER callsign genealogy
Currently held by WESTEREN, BERNT 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 W0SER's current licensee, walking backwards.
- Rice, Steven EKSgranted 2018-02-09cancelled 2021-04-17
Successor callsigns
Callsigns held now by people who previously held W0SER.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0SER, oldest first.
- WESTEREN, BERNT A MN2005-02-02 → cancelled 2017-04-26
- Rice, Steven E KS2021-04-17 active