Langeloth, Pennsylvania is an unincorporated community located in Smith Township, Washington County, Pennsylvania. Langeloth has been assigned the ZIP code 15054. The town has a population of approximately 600. Langeloth began as a coal mining company town. Langeloth has three businesses; Vallina's Market, Riddell/All American, and Langeloth Metallurgical Company. It is also the birthplace of noted former college football coach Barry Alvarez. Langeloth is also home to the regionally renowned Langeloth Softball League, also known as LSB. Games are played at the Gus Barbush Memorial park where hundreds of locals gather to drink beer outside the outfield fence. The league slogan is, "We play fastpitch."