Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3SFY callsign genealogy
Currently held by SHANAHAN, SHIRLEY J
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 W3SFY's current licensee, walking backwards.
- SHANAHAN, SHIRLEY Jcancelled 1998-04-23
Successor callsigns
Callsigns held now by people who previously held W3SFY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3SFY, oldest first.
- GASCH, LAWRENCE L MD1997-01-29 → cancelled 1998-02-25
- SHANAHAN, SHIRLEY J NC2018-01-24 active