Business directory - Viluppuram
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- Racing Car Parts Shop
- Radiator Repair Service
- Radiator Shop
- Radio and Television Advertising Agency
- Radio Station
- Radio Tower
- Rafting Club
- Railing Contractor
- Rail Museum
- Railway Company
- Railway Contractor
- Railway Equipment Supplier
- Railway Ticket Agent
- Rajasthani Restaurant
- Rare Book Shop
- Ready-Mix Concrete Supplier
- Real Estate Agency
- Real Estate Builders and Construction Company
- Refrigerator Shop
- Regional Airport
- Registry Office
- Rehabilitation Centre
- Religious Book Store
- Religious Destination
- Religious organisation
- Research and Development Company
- Research Center
- Research Foundation
- Research Institute
- Resort
