Compactor Coupons and Yard Waste Decals are available to South Plainfield residents. Vehicle registration is required. Please visit the Municipal Clerk's Office at Borough Hall or the DPW office on Spicer Ave to register and obtain your coupons & decal. The Clerks office hours are Monday through Friday 8:00AM to 4:00PM. The DPW hours are 7:00AM to 3:30PM. Please call the DPW at 908-755-2187 to verify when the compactor will be open as the schedule is subject to change. Please see the DPW's site for compactor information.