You might say this company helps people get their fill of chicken sandwiches. Chick-fil-A operates the second largest fast-food chain that specializes in chicken menu items, with more than 2,000 restaurants in 43 states and Washington, DC. The chain is popular for its breaded chicken sandwiches and waffle fries, as well as other menu items such as chicken salads, chicken strips, and chicken nuggets. Most of its outlets are freestanding units that offer drive-through service as well as dine-in seating. The company also has a significant number of mall-based stores.