Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4RIP callsign genealogy
Currently held by RIPPLE, GREIG 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 K4RIP's current licensee, walking backwards.
- RIPPLE, GREIG AGAgranted 2010-02-08cancelled 2010-06-22
Successor callsigns
Callsigns held now by people who previously held K4RIP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4RIP, oldest first.
- SKINNER, NEAL R AL1998-05-14 → cancelled 2010-05-15
- RIPPLE, GREIG A GA2020-04-15 active