KB4DU

District 4 · 2x2

Active
End Date
2034-12-31
Available Date
—
Phonetic Weight
10
Morse Weight
55

Current License

WILLIS, JOHN R

Entity Type: L

Operator Class: E

Granted: 2026-04-03
Expires: 2034-12-31

License History

View KB4DU on QRZ.com

License history reflects what the FCC's ULS currently carries — the weekly reconciliation overwrites the raw tables in place, so this is a current-state snapshot, not history this site accumulated itself.