Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7TOU callsign genealogy
Currently held by CATRON, WALTER E
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 W7TOU's current licensee, walking backwards.
- Kelly, James MAZgranted 2012-12-27cancelled 2015-10-06
Successor callsigns
Callsigns held now by people who previously held W7TOU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7TOU, oldest first.
- CATRON, WALTER E WA1988-12-06 → cancelled 2000-12-07
- Kelly, James M AZ2015-10-06 active