Pine Ridge is an unincorporated community in Hale Township, Caddo County, Oklahoma, United States. It is located 6 miles south of Fort Cobb at the junction of County Road 1380 and County Street 2550. According to locals, the community got its name from the community of Pine Ridge, Arkansas, that was the setting of the radio show Lum and Abner whic…Pine Ridge is an unincorporated community in Hale Township, Caddo County, Oklahoma, United States. It is located 6 miles south of Fort Cobb at the junction of County Road 1380 and County Street 2550. According to locals, the community got its name from the community of Pine Ridge, Arkansas, that was the setting of the radio show Lum and Abner which aired from 1934 to 1952. Legend says that the owner of the grocery store named it "Pine Ridge" after the radio show and over time the name was adopted as the name of the whole community.