eSIM for Sint Maarten — Instant 4G/5G Data Plans

Sint Maarten's mobile network on the Dutch side is served by TelEm Group and UTS, both providing 4G LTE coverage across Philipsburg, Simpson Bay, Cole Bay, and the main populated and tourist areas. Princess Juliana International Airport and the main resort and beach areas have reliable connectivity throughout. The island transitions seamlessly to the French side of Saint Martin with open borders and coverage is generally consistent across both sides of the island. Some hillside residential areas and more remote coastal sections may have slightly weaker signal. MobiSIM connects through supported local networks to deliver reliable data across Sint Maarten's main tourist and commercial areas.

Activate your MobiSIM eSIM before landing at Princess Juliana International Airport, famous for low-flying aircraft over Maho Beach, so you have data ready from arrival. Sint Maarten is compact and easy to navigate with live map access for finding beaches, casinos, restaurants, and duty-free shopping areas across both the Dutch and French sides. Keep your home SIM active for calls while MobiSIM provides your data connection. Maho Beach is one of the Caribbean's most unique spots and having data for checking KLM and other flight schedules to time your visit for runway landings and departures is a fun use of live connectivity. If you are taking a day trip to Anguilla by ferry from Philipsburg or to Saint Barthélemy, note your Sint Maarten plan covers the Dutch side and neighbouring islands require separate coverage arrangements.