Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7AZC callsign genealogy
Currently held by HORNE, SHAWN K
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 W7AZC's current licensee, walking backwards.
- HORNE, SHAWN KAZgranted 2011-09-27cancelled 2017-05-16
Successor callsigns
Callsigns held now by people who previously held W7AZC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7AZC, oldest first.
- JAMES, THOMAS W CA1989-09-05 → cancelled 2001-09-06
- HORNE, SHAWN K AZ2017-05-16 active