- Ross Dress For Less
- Ross Insurance Agency
- Ross Medical Education Center
- Ross the Boss &
- Rotelli Pizza & Pasta
- Roti
- Roto-Rooter Plumbing & Drain Service
- Roto-Rooter Plumbing Sewer & Drain Cleaning Service
- Roto-Rooter Service & Plumbing
- Roto-Rooter Sewer & Drain Cleaning Service
- Round Hill Securities
- Round Table
- Round Up
- Roundy's
- ROUSES
- Route 66
- ROXY
- Roy Rogers
- Roy Rogers Family Restaurant
- Roy Rogers Restaurant
- Royal & Sunalliance
- Royal Apartments
- Royal Arms Apartments
- Royal Auto Sales
- Royal Bakery
- Royal Barber Shop
- Royal Beauty Salon
- Royal Beauty Supply
- Royal Buffet
- Royal Cafe
- Royal Car Wash
- Royal Cleaners
- Royal Crown Bottling
- Royal Cup Coffee
- Royal Donuts
- Royal Dry Cleaners
- Royal Electric
- Royal Farm Stores
- Royal Farms