Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3DEX callsign genealogy
Currently held by LAUDER JR, ROBERT B
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 W3DEX's current licensee, walking backwards.
- CROSSMAN, STEVEN APAgranted 2006-12-22cancelled 2008-01-18
Successor callsigns
Callsigns held now by people who previously held W3DEX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3DEX, oldest first.
- LAUDER JR, ROBERT B PA1997-10-15 → cancelled 1998-02-19
- CROSSMAN, STEVE A OH2018-03-19 active