Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4OFS callsign genealogy
Currently held by TOOLEY mr, PHILLIP W
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 WB4OFS's current licensee, walking backwards.
- TOOLEY, PHILLIP WKYgranted 2018-05-30cancelled 2022-08-19
- N6SZKno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held WB4OFS.
No current licensee on record previously held this callsign.