Phillips 66 - U-Gas 3033 S Hanley Rd, Saint Louis, MO63143 This U-Gas location, one of a locally owned and operated chain, comes stocked with all the features of a top-quality…More convenience store, gas station and car wash. It is centrally located, yet south enough on Hanley to be away from the hustle and bustle. U-Gas makes for a superbly fast one-stop shop. U-Come. U-Gas. U-Go. Or maybe U-Grab a Gigi's Fresh Express sandwich first. Then U-Go.