Visiting Saint Martin? A MobiSIM eSIM for Saint Martin gives you convenient mobile data access across this unique dual-nation Caribbean island without needing a physical SIM card. Whether you are staying in Marigot, Grand Case, Orient Bay, Cul de Sac, or crossing freely between the French and Dutch sides of the island, MobiSIM provides mobile data for maps, restaurant searches, hotel bookings, messaging, beach information, and travel updates. Choose a MobiSIM eSIM data plan for Saint Martin and get 4G/5G coverage where available through supported local networks. Activation is quick and digital: after purchase, your QR code is sent by email, then you scan it and follow the setup steps on your device. Your existing SIM can remain active for calls while MobiSIM provides data throughout your stay.
eSIM for Saint Martin — Instant 4G/5G Data Plans
14 plans available — from €8.99. Instant activation, no physical SIM required.
Useful travel information
A few details that help before and during your trip.
Mobile coverage in Saint Martin
Saint Martin's French side is served by operators including Orange Caraïbe and Digicel, while the Dutch side Sint Maarten is served by TelEm Group and UTS. Both sides of the island have 4G LTE coverage across their main populated and tourist areas including Marigot, Grand Case, Philipsburg, and Simpson Bay. The island has no border controls between the French and Dutch sides and coverage transitions smoothly across the open border. Some hillside and remote coastal areas may have slightly weaker signal depending on terrain. Princess Juliana International Airport on the Dutch side and the main beach and marina areas have reliable connectivity. MobiSIM connects through supported local networks to deliver reliable data across Saint Martin's main areas on both sides of the island.
