| Name | Category | Address | City | Opening hours |
|---|---|---|---|---|
| Billy's American Restaurants Wyspa Spichrzów | American restaurant | Chmielna 3/8, 80-748 Gdańsk | Gdańsk | — |
| Billy's American Restaurants Forum Gdańsk | Restaurant | Forum, Targ Sienny 7, 80-806 Gdańsk | Gdańsk | — |
| Billy's American Restaurants Poznań | Restaurant | Stary Rynek 48, 61-772 Poznań | Poznań | — |