Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB0SED callsign genealogy
Currently held by BEILMANN, KARL T
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 WB0SED's current licensee, walking backwards.
- BEILMANN, KARL Tcancelled 1997-10-30
Successor callsigns
Callsigns held now by people who previously held WB0SED.
- BEILMANN, KARL TTNgranted 2011-07-08cancelled 2023-08-29