Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA1AS callsign genealogy
Currently held by SHAPIRO, ADAM 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 WA1AS's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WA1AS.
- SHAPIRO, ADAM DMAgranted 2015-04-24cancelled 2021-12-28
All historical holders
Every license row we've seen with the callsign WA1AS, oldest first.
- SHAPIRO, ADAM D MA1998-11-24 → cancelled 2005-01-14
- Frugia, Marcus T MA2018-12-11 active