Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7DAO callsign genealogy
Currently held by Okrent, David A
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 W7DAO's current licensee, walking backwards.
- Okrent, David AWAgranted 2008-08-21cancelled 2008-09-09
Successor callsigns
Callsigns held now by people who previously held W7DAO.
No current licensee on record previously held this callsign.