Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA9ZPQ callsign genealogy
Currently held by SHERWOOD, STEVEN 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 KA9ZPQ's current licensee, walking backwards.
- Sherwood, StevenAZgranted 2025-01-22cancelled 2025-02-11
Successor callsigns
Callsigns held now by people who previously held KA9ZPQ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA9ZPQ, oldest first.
- SHERWOOD, STEVEN E IL1987-11-17 → cancelled 1999-11-18
- Sherwood, Steven AZ2025-02-11 active