Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KW4RB callsign genealogy
Currently held by Buckner II, Robert 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 KW4RB's current licensee, walking backwards.
- Buckner II, Robert MVAgranted 2020-03-11cancelled 2021-03-26
Successor callsigns
Callsigns held now by people who previously held KW4RB.
- Smith, Jay JALgranted 2016-03-29cancelled 2016-05-28
All historical holders
Every license row we've seen with the callsign KW4RB, oldest first.
- Smith, Jay J AL2010-12-23 → cancelled 2016-03-29
- Buckner II, Robert M VA2021-03-26 active