Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1BSM callsign genealogy
Currently held by DESIMONE, ROBERT L
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 K1BSM's current licensee, walking backwards.
- DeSimone, Robert LFLgranted 2017-06-28cancelled 2017-07-28
Successor callsigns
Callsigns held now by people who previously held K1BSM.
- McCOY, BARRY STXgranted 2022-08-26
All historical holders
Every license row we've seen with the callsign K1BSM, oldest first.
- DESIMONE, ROBERT L MA1997-02-28 → cancelled 2009-03-03
- McCOY, BARRY S TX2012-02-17 → cancelled 2012-11-06
- DeSimone, Robert L FL2017-07-28 active