New research reveals the most popular fast-food chain in every state across America and ... and preferences vary dramatically ...

An curved arrow pointing right. When it comes to fast food breakfasts, McDonald's is the king. According to Foursquare Swarm they are the most popular in every state except one. So we took ...

Fast food brands are fighting for every untapped corner of America. To see which brands are winning where, we turned to geographic research company Esri. Subway is the brand with the most ...