LSO™ (Lone Star Overnight) is the leading regional parcel delivery company throughout the Southwest, headquartered in Austin, ... Texas. With over 30 years of reliable time-definite delivery service, we provide a broad range of parcel delivery services with our own personalized Texas touch that you simply can’t get anywhere else. LSO has a network of 60 locations and 2,000 dedicated men and women to serve you. Our Austin, TX based customer service team is passionate about getting your most important packages delivered on-time, every time. We deliver next day Express Service by 8:30 am, 10:30 am, and 3:00 pm, 2nd day Express Service, and offer 1-3 day delivery Ground Service. We now offer Global service to over 220,000 international destinations with door-to-delivery within 1-3 days. Whether you are looking to ship a package in Texas, Oklahoma, Louisiana, New Mexico, Arkansas, Kansas, or Missouri (with more to come!), we have you covered. read more