Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W2OSH callsign genealogy
Currently held by OSHMAN, DAVID C
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 W2OSH's current licensee, walking backwards.
- OSHMAN, DAVID CFLgranted 2007-10-31cancelled 2015-01-09
Successor callsigns
Callsigns held now by people who previously held W2OSH.
No current licensee on record previously held this callsign.