- Robert William James & Associates
- Roberto's Restaurant
- Roberto's Taco Shop
- Robert's
- Roberts & Associates
- Robert's Auto Body
- Robert's Auto Repair
- Robert's Auto Sales
- Robert's Auto Service
- Robert's Automotive
- Robert's Barber Shop
- Robert's Body Shop
- Roberts Electric
- Roberts Funeral Home
- Roberts Insurance Agency
- Robert's Jewelers
- Roberts Oxygen Company
- Roberts Trucking
- Robertson Heating Supply
- Robinson & Associates
- Robinson Construction
- Robinson Electric
- Robinson Engineering
- Robinson Funeral Home
- Robinson Real Estate
- Robinsons-May
- Rob's Auto Repair
- Rob's Barber Shop
- Robson Lapina
- Rocco's Pizza
- Roche Biomedical Laboratory
- Roche Bobois
- Roche Brothers
- Rochester Big & Tall Clothing
- Rock Bottom
- Rock Bottom Restaurant & Brewery
- Rock of Ages
- Rock of Ages Memorials
- Rock Shop