1. French Quarter is known as the oldest and most famous neighborhood in New Orleans. It is also called Vieux Carré, meaning \"Old Square\" in French. The area is known for its colorful buildings with wrought-iron balconies, jazz music, and vibrant nightlife. It also has several historic sites, including the St. Louis Cathedral and Jackson Square.

2. French Quarter is open 24/7, although individual shops and restaurants may have their own operating hours. Phone numbers for businesses in the French Quarter can be found online or by contacting the New Orleans Convention and Visitors Bureau.

3. There is no entrance fee to enter the French Quarter. Transportation to the area can be arranged through several means, including taxi, bike rental, streetcar, and walking. There are also several parking lots available in the area for those arriving by car.