Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3TPW callsign genealogy
Currently held by Da Costa Roque, Alexander 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 W3TPW's current licensee, walking backwards.
- Da Costa Roque, Alexander JMAgranted 2019-04-18cancelled 2019-09-10
Successor callsigns
Callsigns held now by people who previously held W3TPW.
- Da Costa Roque, Alexander JMAgranted 2019-09-28cancelled 2019-12-17
All historical holders
Every license row we've seen with the callsign W3TPW, oldest first.
- VAN HOUTEN, ELBERT H FL1998-01-06 → cancelled 2009-02-05
- Da Costa Roque, Alexander J MA2019-09-10 → cancelled 2019-09-28