Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB6AM callsign genealogy
Currently held by SCHIEFER, WILLIAM 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 KB6AM's current licensee, walking backwards.
- Lee, Kevin HCAgranted 2022-01-19cancelled 2023-11-14
Successor callsigns
Callsigns held now by people who previously held KB6AM.
- Lee, Kevin HCAgranted 2024-01-09
All historical holders
Every license row we've seen with the callsign KB6AM, oldest first.
- SCHIEFER, WILLIAM E AZ2007-07-19 → cancelled 2019-10-18
- Lee, Kevin H CA2023-11-14 → cancelled 2024-01-09