Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1JAS callsign genealogy
Currently held by SANADA III, JOSEPH A
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 W1JAS's current licensee, walking backwards.
- Shaw, Jonathan AMAgranted 2008-03-20cancelled 2010-02-06
Successor callsigns
Callsigns held now by people who previously held W1JAS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1JAS, oldest first.
- SANADA III, JOSEPH A CT1998-07-15 → cancelled 2010-01-15
- Shaw, Jonathan A MA2019-12-11 active