Richland County Compost Facility Richland County Regional Solid Waste Management Authority 441 Cairns Rd, Mansfield, OH 44903 Directions Richland County Compost Facility is located at 441 Cairns Rd, Mansfield, OH 44903. Looking for more locations in Mansfield, OH? Scroll down to see a listing of waste locations and handlers towards the bottom of this page. Acceptable Waste yard waste Contact Details Street Address 441 Cairns Rd Mansfield, OH 44903 United States Waste Handlers in Mansfield, OH OHIO WATER SERVICES 664 Woodhill Rd Mansfield, OH 44907 View Details Clean Water Environmental Mansfield 81 Knight Pkwy Mansfield, OH 44903 View Details K & D Industrial Services Midwest Mansfield 270 9th Ave Mansfield, OH 44905 View Details Reladyne Sensmeier Oil Facility 375 N Main St Mansfield, OH 44902 View Details Interested in the full list of waste handlers? Try our Waste Handler Search.