Computers in Columbia, TennesseeList of Companies in Computers category in the city of Columbia, Tennessee.Share this page: Net-Tech Columbia, Computers; 1324 Trotwood Ave#4, Columbia, TN, 38401-4750; (931) 540-1188Web-Meister Designs Columbia, Computers; 1239 Hartsfield Dr, Columbia, TN, 38401-6707; (931) 490-69521