Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1BWB callsign genealogy
Currently held by LE BLANC SR, LESLIE P
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 K1BWB's current licensee, walking backwards.
- William, William HTNgranted 2020-09-24cancelled 2022-04-12
Successor callsigns
Callsigns held now by people who previously held K1BWB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1BWB, oldest first.
- LE BLANC SR, LESLIE P NH1997-11-14 → cancelled 2009-11-17
- Williams, William H TN2022-04-12 active