Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7DVU callsign genealogy
Currently held by SWAN, STEPHEN F
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 W7DVU's current licensee, walking backwards.
- SMITH, DOUGLAS ANVgranted 2016-09-21cancelled 2022-07-09
Successor callsigns
Callsigns held now by people who previously held W7DVU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7DVU, oldest first.
- SWAN, STEPHEN F OR1987-10-27 → cancelled 1999-10-28
- SMITH, DOUGLAS A NV2022-07-09 active