Alphabetical listing of popular business hours in Darien:
- Ace Hardware
- ALDI
- American Mattress
- Banfield The Pet Hospital
- Baskin-Robbins
- Blockbuster Video
- BMO Harris Bank
- Chase Bank
- Chuck E Cheese's
- CITGO
- Culver's
- Curves
- CVS Pharmacy
- Dunkin Donuts
- Great Clips
- Home Depot
- Jenny Craig Weight Loss Ctr
- Jet's Pizza
- Jewel-Osco
- Jimmy John's
- Jo-Ann Fabrics & Crafts
- Longs Drug
- Mattress Firm
- McDonald's
- O'Reilly Auto Parts
- Panda Express
- Panera Bread
- Penske Truck Rental
- Pep Boys
- Petsmart