Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6IA callsign genealogy
Currently held by Hirst Jr, William B
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 W6IA's current licensee, walking backwards.
- SAYRE, MARKCAgranted 2007-01-31cancelled 2015-09-15
Successor callsigns
Callsigns held now by people who previously held W6IA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6IA, oldest first.
- Hirst Jr, William B CA2006-01-05 → cancelled 2013-08-21
- SAYRE, MARK CA2025-06-19 active