Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA1BC callsign genealogy
Currently held by CLARK JR, WILLIAM L
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 WA1BC's current licensee, walking backwards.
- CARPENTER, WILLIAM ACAgranted 2015-07-29cancelled 2025-05-13
Successor callsigns
Callsigns held now by people who previously held WA1BC.
- Carpenter, William ACAgranted 2025-06-03
All historical holders
Every license row we've seen with the callsign WA1BC, oldest first.
- CLARK JR, WILLIAM L FL2011-08-30 → cancelled 2023-10-31
- CARPENTER, WILLIAM A CA2025-05-13 → cancelled 2025-06-03