- U-Haul Truck Rental, Jacksonville - U-Haul Moving
- U-Haul Trucks, Jacksonville - Uhaul Truck Rental
- U.S. Postal Service, Jacksonville
- Underground Utility Locating Service, Jacksonville
- Unfurnished Apartments, Jacksonville
- Uniforms, Jacksonville
- Uniforms, Work Clothes & Safety Clothing, Jacksonville
- Uninterruptible Power Supplies Systems, Jacksonville
- Unitarian Universalist Churches, Jacksonville
- United States Army, Jacksonville
- United States Marines, Jacksonville
- Unity Church, Jacksonville
- Upholsterers Supplies & Equipment, Jacksonville
- Upholstery Fabric Stores , Jacksonville
- Upholstery Fabrics Manufacturers, Jacksonville
|
- Urban Regional & Rural Planners & Consultants, Jacksonville
- Urologists, Jacksonville - Urology Doctors, Physicians & Surgeons
- Used Appliances, Jacksonville
- Used Book Stores, Jacksonville - New & Rare Books
- Used Cars, Truck, Van & SUV Car Dealerships, Jacksonville
- Used Furniture Stores, Jacksonville - Used Office, Patio, Hotel, Baby & Bedroom Furniture Dealers
- Used Merchandise, Resale Shops & Thrift Stores, Jacksonville
- Used Motorcycle Dealers, Jacksonville
- Utilities, Jacksonville
- Utilities Contractors, Jacksonville
- Utility & Waste Management Services, Jacksonville
- Utility Installation Contractors, Jacksonville
- Utility Services - Combined, Jacksonville
- Utility Trailer Rental, Jacksonville
|