Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1SAY callsign genealogy
Currently held by KING, BILL
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 K1SAY's current licensee, walking backwards.
- KING, BILLAZgranted 2022-09-16cancelled 2022-10-04
Successor callsigns
Callsigns held now by people who previously held K1SAY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1SAY, oldest first.
- KING, WILLIAM F MA2004-11-02 → cancelled 2017-01-31
- KING, BILL AZ2022-10-04 active