Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6YPI callsign genealogy
Currently held by GREER, JAMES B
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 W6YPI's current licensee, walking backwards.
- GREER, BRIANCAgranted 2021-05-24cancelled 2021-06-11
Successor callsigns
Callsigns held now by people who previously held W6YPI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6YPI, oldest first.
- GREER, JAMES B AZ2009-02-27 → cancelled 2021-05-01
- GREER, BRIAN CA2021-06-11 active