- Island Ink-Jet
- Island Market
- Island Realty
- Island Sun Tanning Salon
- Island Tan
- Island Tanning
- Island Tans
- Islands
- It Figures
- Italian American Club
- Italian Cafe
- Italian Charms
- Italian Express
- Italian Jewelry
- Italian Kitchen
- Italian Pie
- Italian Villa
- Italian Village
- Italian Village Pizza
- ITC
- I-Tech
- ITI
- It's A Dog's World
- It's A Grind Coffee House
- It's A Small World
- It's About Time
- It's All About You
- Its Fashion
- It's Fashions
- It's Greek To ME
- It's My Party
- ITT Continental Baking CO
- ITT Technical Institute
- Ivanhoe Financial
- I've Been Framed
- Ivory Homes
- Ivy Cottage
- Ivy Hi-Lift
- Ivy Mortgage