Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0KKI callsign genealogy
Currently held by Ritchie, Michael
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 W0KKI's current licensee, walking backwards.
- Ritchie, MichaelCOgranted 2020-05-26cancelled 2020-06-16
Successor callsigns
Callsigns held now by people who previously held W0KKI.
No current licensee on record previously held this callsign.