- Radio & Television Repair Shops , Slave Lake - TV Repair
- Radio Communications Equipment & Systems , Slave Lake
- Radio Stations & Broadcasting Companies, Slave Lake
- Ready Mix Concrete, Slave Lake - Concrete Suppliers, Dealers & Company
- Ready Mix Concrete Producers, Slave Lake
- Real Estate, Slave Lake - Agent, Broker & Companies
- Real Estate Services, Slave Lake
- Recreational Services, Slave Lake
- Recycling Drop-Off Centers, Slave Lake
- Reducing Exercise & Weight Control Services, Slave Lake
- Religious Education, Slave Lake
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- Religious Organizations, Slave Lake
- Repair Services, Slave Lake
- Research Services, Slave Lake
- Residential Construction Contractors, Slave Lake - General Contractors
- Resorts & Hotels, Slave Lake
- Restaurant & Lounge, Bar, Or Pub, Slave Lake
- Restaurants/Food & Dining, Slave Lake
- Road Boring Contractors, Slave Lake
- Road Construction, Slave Lake - Companies & Contractors
- Road Construction & Repair Contractors, Slave Lake
- Rv Parks, Slave Lake
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