Internet in Paris: eSIM & Connectivity Tips
eSIM from 1,00 USD · 100 MB. Networks: Free Mobile (5G), SFR (5G).
Connectivity in Paris
What you need to know: Excellent coverage; most Metro lines now have 4G underground.
Known weak-signal spots in France
- Alpine valleys and ski resort lifts
- Rural Brittany, Dordogne and Corrèze
- Paris RER tunnels (improving)
- Bordeaux wine country back roads
Apps you'll need
- Ride-hailing: Uber, Bolt, G7 Taxi — you need live data to book and track rides.
- Maps: Google Maps, Citymapper (Paris). Download offline maps for the area before leaving your hotel.
- Messaging: WhatsApp uses only ~30 MB/hr of active chat.
Practical tip
Indoor coverage in Paris (shopping centres, old buildings, underground areas) is often weaker than outdoors. If you lose signal inside, step outside or connect to venue Wi-Fi. For day trips outside the city, download offline maps in advance and don't rely solely on mobile data.