- Loma Catalina
- London Fog Factory Store
- London Square Apartments
- Lone Tree Dental Associates
- Lonestar
- Long & Foster
- Long & Foster Real Estate
- Long & Foster Realtors
- Long Beach Mortgage Company
- Long Electric
- Long Island Commercial Bank
- Long Island Head Start
- Long John Silver
- Long John Silvers
- Long John Silver's Seafood
- Long Nails
- Long Realty Company
- Long Term Care Insurance
- Longe Optical
- Longhorn Bar & Grill
- Longhorn Steakhouse
- Long's Drug Store
- Long's Drug Stores
- Longs Drug Stores - Main Store
- Long's Drug Stores - Prescription Department
- Long's Drug Stores - San Jose- Main Store
- Longview Fibre
- Longview Inspection
- Looking Glass Beauty Salon
- Looking Glass Salon
- Looking Good
- Looking Good Beauty Salon
- Lookin'good
- Looks Unlimited
- Loomis Armored
- Loop
- Loop Pizza Grill
- Lopez Auto Sales
- Lorain National Bank - Branch Offices