Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA7TOM callsign genealogy
Currently held by HARDEN, THOMAS L
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 KA7TOM's current licensee, walking backwards.
- HARDEN, THOMAS LAKgranted 2006-09-20cancelled 2007-12-04
Successor callsigns
Callsigns held now by people who previously held KA7TOM.
- HARDEN, THOMAS LAKgranted 2017-11-21