Código (vbnet) [Seleccionar]
Imports System.IO
Public Class Form1
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
For Each vUnidad As String In Directory.GetLogicalDrives()
ComboBox1.Items.Add(vUnidad)
Next vUnidad
End Sub
End Class