Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA4AAP callsign genealogy
Currently held by Ripple, Todd 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 WA4AAP's current licensee, walking backwards.
- Ripple, Todd AGAgranted 2010-06-07cancelled 2010-07-24
Successor callsigns
Callsigns held now by people who previously held WA4AAP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA4AAP, oldest first.
- RIPPLE, GREIG A GA1990-12-31 → cancelled 2003-01-01
- Ripple, Todd A GA2020-07-21 active