In Northern California, Lê Văn Bá and his sons are credited with popularizing bánh mì among Vietnamese and non-Vietnamese Americans alike through their food truck services provider and their fast-food chain, Lee's Sandwiches, beginning in the 1980s.
Di California Utara, Lê Văn Bá dan anak-anaknya dicatat karena mempopulerkan bánh mì kepada orang-orang Vietnam dan non-Vietnam di Amerika melalui penyedia layanan truk makanan dan rantai makanan cepat saji mereka, Lee's Sandwiches, yang dimulai pada tahun 1980an.