551 West is located in Lancaster, United States on 551 W King St. 551 West is rated 4.5 out of 5 in the category new american restaurant in United States. ce opening its doors in 2012, 551 West has quickly become a popular neighborhood establishment serving seafood and New American cuisine. Each dish is made to order using fresh and local ingredients. There is a wide selection of domestic and imported beers available on tap or by the bottle. 551 West is great for families and small groups looking for a casual meal. This restaurant is vegan and vegetarian friendly.rt with an appetizer like the fried mashed potato balls, corn crab quesadilla or the pesto cheese dip. Have a larger group? Order the fried macaroni and cheese, steak potato skins or the fried zucchini to share. For the main course, guests have their choice of soups, salads, sandwiches, hoagies or burgers. Other 551 West specialties include the sweet Thai island shrimp, ahi tuna fajitas, pesto chicken pasta, vegan beans and gluten-free rice.