Key facts
- COVERAGE
- Martinique
- NETWORKS
- Digicel
- PLAN TYPE
- Data only
- IP ADDRESS LOCATION
- Hong Kong, Asia
- DELIVERY
- QR code by email
How it works
- 1Choose a plan and pay.
- 2Scan the QR code we email you. You can install it before you fly.
- 3When you land in Martinique, turn on data roaming for the Spidot line.
Questions about the Martinique eSIM
Which networks does it use?
Do I get a local phone number?
Can I use it outside Martinique?
How do I install it?
Will my phone work with an eSIM?
Does Roam like at Home apply in Martinique?
Does a France plan work in Martinique?
Will I have signal on Mount Pelée?
Can I use my eSIM on the ferry to Dominica or St Lucia?
Is a hotspot good enough for remote work in Martinique?
Can I add more data to my Martinique eSIM?
Martinique eSIM guide: mobile data for travellers
Martinique is a mountainous island in the Lesser Antilles, between Dominica to the north and St Lucia to the south. It is an overseas region of France, so it combines French infrastructure with Caribbean landscapes and Creole culture. The north is dominated by the volcano Mount Pelée, rainforest and the ruins of Saint-Pierre, the former capital destroyed by the eruption of 1902. The capital, Fort-de-France, lies on a wide bay in the centre-west. The south is drier, with white-sand beaches such as Les Salines near Sainte-Anne, the fishing villages of Les Anses-d'Arlet and the famous Diamond Rock off Le Diamant. In between are banana plantations, rum distilleries and the wild Caravelle peninsula on the Atlantic coast.
Many visitors rent a car to explore, and a data connection makes navigating the winding roads, finding beaches and checking restaurant hours much easier. A Spidot eSIM gives you mobile data in Martinique that you install at home, switch on when you land and use alongside your own SIM. This guide covers roaming, how much data to plan for, and what coverage is like from the coast to the mountains.
eSIM, roaming or a local SIM in Martinique
Because Martinique is part of France, roaming here works differently from most of the Caribbean.
Roaming with a French or EU SIM
Martinique is an outermost region of the European Union, and the EU's "Roam like at Home" rules generally apply there to EU SIMs. Some French operators also treat the overseas departments in their own way within their plans. Check your operator's terms for Martinique, especially for data allowances.
Roaming with a non-EU SIM
SIMs from the US, Canada, the UK and elsewhere follow their own operator's roaming terms in Martinique. Some operators group it with France, some with the Caribbean, and some charge separately. Check before you go, and turn off data roaming on your home SIM if you are not using it.
A local prepaid SIM
Prepaid SIMs are available in operator shops in Fort-de-France and larger towns, and registration requires identification. They can suit long stays, but most visitors stay a week or two, and a local SIM means finding a shop and swapping out your home SIM unless your phone has two slots.
A Spidot eSIM for Martinique
A Spidot eSIM adds a separate data line next to your home SIM. You buy a Martinique plan online, receive the QR code by email straight after payment and install it before you travel. Plans start from $34.90. Your home number stays active for calls and texts under your operator's roaming terms, and messaging apps keep working on it. Most plans are data-only; if you need to make local calls, see our Data + calls plans.
How much data to plan for
Many villas, guesthouses and hotels in Martinique have Wi-Fi, but you will use mobile data for navigation and finding places while out exploring. Approximate figures:
- Maps and navigation: a few megabytes per hour; essential on the island's winding roads.
- Messaging: light; useful for contacting villa owners and restaurants.
- Translation apps: light; French is the main language.
- Photo and video uploads: moderate to heavy.
- Video calls: typically several hundred megabytes per hour.
- Streaming: heavy, often more than a gigabyte per hour in high definition.
Typical choices
A week-long beach holiday in Sainte-Anne or Les Trois-Îlets, with Wi-Fi at your accommodation, usually works with a small or mid-sized fixed data plan. A two-week road trip around the island, with daily navigation and photo sharing, calls for a larger plan.
Remote workers and anyone who tethers a laptop may prefer an unlimited plan, keeping in mind that speeds may slow after heavy use. A no-expiry plan suits frequent visitors to the Caribbean. You can check how much data is left and add more data during your stay.
Before you travel
Installing an eSIM requires an internet connection, so do it at home on Wi-Fi. First check your phone supports eSIM and is carrier-unlocked, then follow the install guide for iPhone, Samsung or Pixel.
Label the line "Martinique", keep your home SIM as the default for calls and texts, and set the Spidot line for mobile data.
- Install the eSIM a day or two before departure.
- Keep a screenshot of the QR code email.
- Download offline maps of the island, especially the north and the hiking trails.
- Download French for offline translation.
- Turn off data roaming on your home SIM before your flight if you are not using it.
Arriving in Martinique
Martinique Aimé Césaire International Airport is at Le Lamentin, just east of Fort-de-France. It has regular flights from mainland France and from elsewhere in the region. Some visitors arrive by ferry from Guadeloupe, Dominica or St Lucia, or on a cruise ship docking in Fort-de-France.
After landing, select the Spidot line for mobile data and turn on data roaming for it. Our data roaming guide shows where to find this setting. If it does not connect within a couple of minutes, switch flight mode on and off.
From the airport
Most visitors pick up a hire car at the airport, as public transport outside Fort-de-France is limited. Taxis are available too. With data on arrival, you can load the route to your accommodation and message your host with your arrival time.
Arriving by ferry
If you come from Dominica or St Lucia, you may have been using a different eSIM. Switch mobile data to your Martinique line when you arrive. On the crossing, your phone may connect to networks from neighbouring islands.
Coverage on the coast, in the mountains and in the rainforest
In Fort-de-France, Le Lamentin, Schœlcher, Le François, Le Robert, Sainte-Anne, Les Trois-Îlets and other towns, mobile data generally works well. Main roads around the island are usually covered. Digicel provide service on Spidot plans in Martinique.
Martinique is mountainous, and coverage can vary in places:
- Mount Pelée: the hiking trails up the volcano can have weak signal, especially in cloud and on the higher slopes.
- The Route de la Trace: the scenic road through the rainforest between Fort-de-France and the north passes through valleys where signal can dip.
- The far north: villages such as Grand-Rivière, at the end of the road on the north coast, and the trail along the north coast towards Le Prêcheur, may have weaker coverage.
- The Caravelle peninsula: the nature reserve trails can have gaps.
- Remote beaches and coves: some beaches reached by trails or boat may have weaker signal.
Networks from neighbouring islands
In the far north and south of the island, particularly on high ground and along the coast, your phone could occasionally pick up a network from Dominica or St Lucia, which may be outside your plan or your home operator's terms. If data behaves unexpectedly, check the network name in your settings and select a Martinique network manually if needed.
Hurricane season
The Atlantic hurricane season runs roughly from June to November. Storms can disrupt power and connectivity. Follow local advice, keep your phone and power bank charged, and check forecasts during this period.
Data on road trips, buses and boats
A hire car is the most practical way to explore Martinique. Roads are generally good but can be narrow, steep and winding, especially in the north. Traffic around Fort-de-France and Le Lamentin is often heavy at rush hour, so navigation apps with live traffic are useful. Load your route before setting off, and keep offline maps as a backup for mountain areas.
Public transport exists, with buses and shared taxis serving towns, but services can be limited, particularly in the evening and on Sundays. Check timetables before you rely on them.
Boats across the bay
Passenger boats cross the Bay of Fort-de-France, linking the capital with Les Trois-Îlets and nearby beaches. This is a pleasant alternative to driving around the bay in traffic. Signal on these short crossings is usually fine.
Sharing data with a hotspot
If villa or hotel Wi-Fi is slow, your phone's personal hotspot can keep a laptop or tablet online. The hotspot uses whichever line is selected for mobile data, so make sure it is the Spidot line.
Laptops use far more data than phones in the background. Pause updates, backups and cloud syncing while tethering, and consider a larger or unlimited plan if you need a hotspot every day.
Using public Wi-Fi safely
Hotels, villas, cafés and restaurants in Martinique often offer Wi-Fi. It is useful, but shared networks can be insecure.
- Use your eSIM data for banking, card payments and logins.
- Confirm the exact network name with staff before connecting.
- Turn off automatic joining of open networks.
- Keep your phone and apps updated.
Practical tips for Martinique
A few local details where a data connection helps:
- Currency and payments: Martinique uses the euro. Cards are widely accepted in hotels, supermarkets and many restaurants, but carry some cash for small snack bars, markets and roadside stalls.
- Language: French is the official language, and Martinican Creole is widely spoken. English is spoken in some tourist businesses, but less than on many other Caribbean islands, so a translation app helps.
- Opening hours: many shops and restaurants close in the early afternoon and on Sundays. Check opening hours on your phone before you set off.
- Rum: Martinique is known for its agricultural rum (rhum agricole), and several distilleries welcome visitors. If you are visiting distilleries, plan a designated driver.
- Hiking: trails on Mount Pelée and in the rainforest can be steep and muddy, and weather changes quickly. Start early, carry water and a charged phone, and check conditions before you go.
- Sun and sea: the Atlantic coast has strong currents in places; swim at beaches recommended locally.
- Sargassum: at times, seaweed accumulates on some Atlantic-facing beaches. Check local information before choosing a beach.
Martinique on a multi-island trip
Martinique is often combined with Guadeloupe, Dominica and St Lucia, which are linked by ferry. Some travellers continue to other islands such as Barbados, St Vincent and the Grenadines or Grenada, or combine Martinique with a trip to mainland France.
Spidot does not currently sell a Caribbean regional plan, so the simplest approach is one eSIM per destination. Most eSIM phones store several eSIMs: install them all before you leave home, then switch mobile data to the right line when you arrive on each island. Only the line selected for mobile data uses data.