- Radio & Tv Communications Equipment Manufacturers, Valparaiso
- Radiotelephone Communications, Valparaiso
- Ready Mix Concrete, Valparaiso - Concrete Suppliers, Dealers & Company
- Ready Mix Concrete Producers, Valparaiso
- Real Estate, Valparaiso - Agent, Broker & Companies
- Real Estate Developers, Valparaiso
- Real Estate Services, Valparaiso
- Recording Studio - Equipment & Rental, Valparaiso
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- Recording Studio Service - Sound & Video, Valparaiso
- Religious Organizations, Valparaiso
- Repair Services, Valparaiso
- Research Services, Valparaiso
- Residential Construction Contractors, Valparaiso - General Contractors
- Restaurants/Food & Dining, Valparaiso
- Roofing Consultants, Valparaiso - Roofing Companies
- Roofing Contractors, Valparaiso - Roof Repair, Cleaning, Installation & Maintenance - Roofers
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