Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3UP callsign genealogy
Currently held by BETTS, 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 W3UP's current licensee, walking backwards.
- KLEIN, RICHARD MPAgranted 2017-06-07cancelled 2020-08-07
Successor callsigns
Callsigns held now by people who previously held W3UP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3UP, oldest first.
- BETTS, ROBERT L IN2016-10-26 → cancelled 2018-07-17
- Klein, Richard M PA2020-08-07 active