- Radio & Television Repair Shops , Worthington - TV Repair
- Radio Communications Equipment & Systems , Worthington
- Radio Stations & Broadcasting Companies, Worthington
- Railroad, Worthington - Commuter & Passenger Transport
- Railroad Companies, Worthington
- Ready Mix Concrete, Worthington - Concrete Suppliers, Dealers & Company
- Ready Mix Concrete Producers, Worthington
- Real Estate, Worthington - Agent, Broker & Companies
- Real Estate Appraisers & Consulting Services, Worthington
- Real Estate Attorneys & Lawyers, Worthington
- Real Estate Consultants, Worthington
- Real Estate Lawyers & Attorneys, Worthington
- Real Estate Properties, Worthington
- Real Estate Recreational & Resort, Worthington
- Real Estate Services, Worthington
- Records, Tapes, CDs - Used & Vintage, Worthington
- Recycling Drop-Off Centers, Worthington
- Recycling Scrap & Waste Materials, Worthington - Scrap Metal, etc
- Refrigerated Truck, Worthington
- Refrigeration & Cooling Equipment, Parts & Supplies , Worthington - Water Cooler, Ice Machine, Beverage Dispenser, etc
- Refrigeration Repair & Service, Worthington - Ac, Freezer, Refrigerator Repair
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- Refuse Collection & Disposal Services, Worthington
- Rehabilitation Centers, Products & Services, Worthington
- Rehabilitation Specialists, Worthington
- Religious Goods & Church Supplies Stores, Worthington
- Religious Organizations, Worthington
- Rendering Companies, Worthington
- Repair Services, Worthington
- Residential, Worthington
- Residential Apartments, Worthington
- Residential Architect, Worthington
- Residential Architectural Designers, Worthington
- Residential Care Facilities, Worthington
- Residential Landfills, Worthington
- Restaurants/Food & Dining, Worthington
- Retirement Communities & Home, Assisted Living & Apartments, Worthington
- Rigging Service & Crane Hoisting, Worthington
- Road Construction, Worthington - Companies & Contractors
- Road Construction & Repair Contractors, Worthington
- Roofing Consultants, Worthington - Roofing Companies
- Roofing Contractors, Worthington - Roof Repair, Cleaning, Installation & Maintenance - Roofers
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