Southwest Airlines Co. is a major airline based in the United States and the world's largest low-cost carrier. It is headquartered in Dallas, Texas, and has scheduled service to 121 destinations in the United States and 10 additional countries. It offers amazing flying experiences, and excellent customer service and is always willing to improve as much as possible. But as life is a possibility in itself, a hiccup may arise, be it regarding tickets, or you want to know about Southwest Airlines baggage policy then all you need to do is dial in their number as they are always at your disposal to help you 24*7.