1. Racha Island, also known as Raya Island, is a small island located about 12 km south of Phuket in Thailand. The island is known for its pristine white sandy beaches and crystal-clear waters that make it a popular destination for snorkeling and diving. Racha Island is actually two islands, Racha Yai and Racha Noi, but Racha Yai is the more popular of the two amongst visitors. Apart from water-based activities, visitors can also take a hike to a viewpoint on the island that offers a panoramic view of the surroundings. The island has a few restaurants and small shops, and there are some accommodation options available for those who want to stay overnight.

2. There is no official working time for Racha Island as it is a tourist destination and is accessible throughout the day. However, visitors are advised to check with tour operators or boat rental services about their operating hours, especially during the monsoon season (May to October). The phone number for the Racha Island Resort is +66 93 769 6199.

3. Visitors can access Racha Island through a variety of modes of transportation. The most popular options are joining a day tour that includes transportation to and from the island, or renting a private speedboat or longtail boat. Day tours typically include pick up and drop off from hotel accommodations, lunch, and snorkeling equipment rental. Prices vary depending on the tour, but generally start at around 1,200 baht per person. Private boat rental can cost anywhere from 3,000 to 15,000 baht depending on the size of the boat and the length of time rented.