Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA3SYR callsign genealogy
Currently held by GROW, WILLIAM F
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 WA3SYR's current licensee, walking backwards.
- GROW, WILLIAM FPAgranted 2018-09-28cancelled 2021-12-31
Successor callsigns
Callsigns held now by people who previously held WA3SYR.
- GROW, WILLIAM FPAgranted 2018-09-28cancelled 2021-12-31
All historical holders
Every license row we've seen with the callsign WA3SYR, oldest first.
- GROW, WILLIAM F PA2017-10-03 → cancelled 2018-09-28
- GROW, WILLIAM F PA2021-12-31 active