Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA3WKA callsign genealogy
Currently held by SCHAEFER, ANDREW 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 WA3WKA's current licensee, walking backwards.
- SCHAEFER, KAREN CNYgranted 2007-02-06cancelled 2007-02-27
Successor callsigns
Callsigns held now by people who previously held WA3WKA.
- SCHAEFER, ANDREW JNYgranted 2019-02-20
All historical holders
Every license row we've seen with the callsign WA3WKA, oldest first.
- SCHAEFER, KAREN C NY2017-01-27 active
- SCHAEFER, ANDREW J— → cancelled 1999-03-11