Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6EIF callsign genealogy
Currently held by IMAMURA, KENICHI
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 W6EIF's current licensee, walking backwards.
- WALLS, FLOYD WCAgranted 2015-02-13cancelled 2015-03-07
Successor callsigns
Callsigns held now by people who previously held W6EIF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6EIF, oldest first.
- IMAMURA, KENICHI OH2001-07-31 → cancelled 2013-08-01
- WALLS, FLOYD W CA2024-12-17 active