* Enterprise Rent-A-Car: A very common and widely available option.
* Avis Rent A Car: Another major player with a significant presence.
* Hertz: A large and well-known rental car company.
* Alamo Rent A Car: Often offers competitive pricing.
* Budget Rent A Car: Known for budget-friendly options.
* National Car Rental: Part of the Enterprise Holdings family.
You'll also find smaller, local rental companies, but the ones listed above are the most readily available and recognizable brands. It's best to compare prices and availability on websites like Kayak, Expedia, Priceline, etc., before booking. These comparison sites often show offers from multiple rental agencies at once.