LUMBERTON, Texas--(BUSINESS WIRE)--Highline announced its plan to deliver lightning-fast fiber-optic internet service—enabling reliable gigabit-level speeds—for the Hardin County cities of Lumberton, Silsbee, and Sour Lake in Southeast Texas. By expanding its service areas, Highline advances its core mission of providing real high-speed internet access to unserved, underserved, and unhappily served households and communities across the country. Lumberton, Silsbee, and Sour Lake are just some of the many places in Texas where Highline seeks to make a measurable difference to improve education, healthcare, and economic development for everyone, in addition to making it considerably easier to work and school from home. Highline’s future-proof and affordable fiber internet service will significantly enhance the opportunities available to residents in Hardin County, ensuring that no one will be left behind or hindered by inadequate internet speeds.