GLS US (General Logistics Systems) is a regional parcel carrier serving the Western U.S., formed after GLS Group acquired Golden State Overnight (GSO) in 2016 and rebranded in 2019. Focused on fast ground and priority services, GLS US offers next‑day options to many ZIP codes, a growing footprint (including Texas), and business‑friendly tools like time‑in‑transit maps and photo POD.