Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WO7LF callsign genealogy
Currently held by ROBERTS, RICK S
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 WO7LF's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WO7LF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WO7LF, oldest first.
- ROBERTS, RICK S OR2000-08-04 → cancelled 2012-08-07
- THOM, DAVID A WA2023-11-14 active