Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3OSO callsign genealogy
Currently held by Pasture Creek Station
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 W3OSO's current licensee, walking backwards.
- KB3LYTcancelledPasture Creek StationMDgranted 2005-02-23cancelled 2005-04-05
Successor callsigns
Callsigns held now by people who previously held W3OSO.
No current licensee on record previously held this callsign.