- Race Car Dealers, Irvington
- Racing Car Supplies, Irvington
- Racing Fuels, Irvington
- Radio Equipment & Parts Stores & Dealers, Irvington
- Real Estate, Irvington - Agent, Broker & Companies
- Real Estate Appraisers & Consulting Services, Irvington
- Real Estate Consultants, Irvington
- Real Estate Developers, Irvington
- Real Estate Management, Irvington
- Real Estate Rentals, Irvington
- Real Estate Services, Irvington
- Records, Tapes, CDs - Used & Vintage, Irvington
- Recreational Services, Irvington
- Recycling Drop-Off Centers, Irvington
- Reducing Exercise & Weight Control Services, Irvington
- Reformed Churches, Irvington
- Refrigeration & Cooling Equipment, Parts & Supplies , Irvington - Water Cooler, Ice Machine, Beverage Dispenser, etc
- Refrigeration Repair & Service, Irvington - Ac, Freezer, Refrigerator Repair
- Refrigerator & Freezer Equipment, Parts & Supplies, Irvington
- Refrigerator Sales, Service & Repair, Irvington - Fridge
- Rehabilitation Centers, Products & Services, Irvington
- Rehabilitation Specialists, Irvington
- Rehabilitational Job Training Services, Irvington
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- Religious Apparel & Vestments, Irvington
- Religious Education, Irvington
- Religious Goods & Church Supplies Stores, Irvington
- Religious Organizations, Irvington
- Religious Practitioners, Irvington
- Relocation Services, Irvington
- Rental & Leasing Business Equipment, Irvington
- Repair Services, Irvington
- Reprographic Services, Irvington
- Residential, Irvington
- Residential Apartments, Irvington
- Residential Construction Contractors, Irvington - General Contractors
- Resource Centers, Irvington
- Restaurant Equipment, Irvington
- Restaurant Equipment & Supplies, Irvington
- Restaurant Supplies & Equipment, Irvington
- Restaurants/Food & Dining, Irvington
- Resume Service, Irvington
- Rhema Church, Irvington
- Rings Retaining, Irvington
- Rings Retaining Manufacturers, Irvington
- Roofing Consultants, Irvington - Roofing Companies
- Roofing Contractors, Irvington - Roof Repair, Cleaning, Installation & Maintenance - Roofers
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