While there are other reliable hardware stores in Louisville, from researching prices and service, Meiners J'town Hardware is the most "reliable". It does multiple tool rentals, is a retail seller of...
"Cheap" is a relative term and may depend on your location. If you're looking for a fair price and some peace of mind about what you're buying, you may want to give Lowes or The Home Depot a try!
Yes you can find several hardware stores in the Pittsburgh area in the local yellow pages and larger companies like Home Depot and Lowe's are in nearly every major city.