Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WO7Y callsign genealogy
Currently held by SWANSON, ERIK D
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 WO7Y's current licensee, walking backwards.
- SWANSON, ERIK DUTgranted 2011-03-22cancelled 2020-05-01
Successor callsigns
Callsigns held now by people who previously held WO7Y.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WO7Y, oldest first.
- NARAD, THOMAS E ID2008-04-03 → cancelled 2020-04-11
- SWANSON, ERIK D UT2020-05-01 active