Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7DAY callsign genealogy
Currently held by DAY, CLAUDE R
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 W7DAY's current licensee, walking backwards.
- DAY, MORIWAgranted 2011-02-18cancelled 2011-03-29
Successor callsigns
Callsigns held now by people who previously held W7DAY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7DAY, oldest first.
- DAY, CLAUDE R OR1998-01-14 → cancelled 2010-01-15
- DAY, MORI TN2021-01-06 active