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Official Languages: Dutch, English

English is widely spoken and is the main language most visitors will use day to day.

Mobile Network: Mobile coverage is generally good in populated and tourist areas, including Philipsburg, Simpson Bay, and the airport area. Speeds are commonly adequate for messaging, maps, and normal browsing, but service can be weaker in some hilly or less populated spots.

Roaming/SIM/eSIM: If your home plan has affordable Caribbean roaming, it is usually the simplest option for a short stay. For better value on multi day trips, a local SIM can be cheaper for calls and data, but availability and activation rules vary by provider and shop hours. An eSIM is often the most convenient choice if your phone supports it, especially for data only use, because you can set it up before arrival and avoid searching for a store. Check whether your plan covers both the Dutch and French sides of the island without extra charges if you expect to cross the border frequently.

Cards are widely accepted in hotels, larger restaurants, supermarkets, car rental agencies, and many tourist businesses. Small shops, beach bars, market stalls, and some taxis may prefer cash, and US dollars are commonly accepted.

Tipping is common. Some restaurants add a service charge, often around 10 to 15 percent, so check the bill before adding more. If service is not included, around 10 to 15 percent is typical in restaurants. Taxi drivers commonly receive a small tip or the fare rounded up. Hotel staff, porters, and housekeeping are often tipped modestly for good service.

Plug Type: Type A and Type B

Voltage: 110 V, 60 Hz

Adapter: Visitors from North America typically do not need an adapter. Visitors from most of Europe and many other regions usually need a plug adapter, and some devices may also need voltage compatibility checked.