- Racing Car Supplies, Covington
- Radiator Repair, Covington - Gas Tank Repair
- Radio Stations & Broadcasting Companies, Covington
- Ready Mix Concrete, Covington - Concrete Suppliers, Dealers & Company
- Ready Mix Concrete Producers, Covington
- Real Estate, Covington - Agent, Broker & Companies
- Real Estate Services, Covington
- Recycling Drop-Off Centers, Covington
- Recycling Scrap & Waste Materials, Covington - Scrap Metal, etc
- Refrigerated Storage & Warehouse, Covington - Warehousing
- Refrigerator & Freezer Equipment, Parts & Supplies, Covington
- Rehabilitation Centers, Products & Services, Covington
- Rehabilitation Specialists, Covington
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- Rehabilitational Job Training Services, Covington
- Relief Organizations, Covington
- Religious Organizations, Covington
- Rental & Leasing Business Equipment, Covington
- Repair Services, Covington
- Residential, Covington
- Residential Apartments, Covington
- Residential Care Facilities, Covington
- Restaurants - Breakfast Brunch Lunch, Covington
- Restaurants/Food & Dining, Covington
- Retirement Communities & Home, Assisted Living & Apartments, Covington
- Roofing Contractors, Covington - Roof Repair, Cleaning, Installation & Maintenance - Roofers
- Roofing Materials & Supplies, Covington
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