Travel Preparation Guide · Connectivity
Power & Connectivity (SIM)
Connectivity may vary by region and season.
Voltage & Plug Types
Electrical standards and outlet shapes
⚡240V / 50Hz
🔌Type I(Angled flat 2-pin + ground (same as AU/NZ))
🔄Needed from Japan/US/Europe/UK
💡Power unreliable on outer islands. Power bank recommended.
Buying a SIM Card
Where to buy, costs, and activation process
📱Digicel, TCC (Tonga Communications)
🏪Airport area, Digicel shop in Nukualofa
📋Passport required
💰SIM from $10-20 for 7-14 days
💡Digicel has better coverage; speeds are slow on outer islands.
eSIM & Mobile Wi-Fi
eSIM availability and portable Wi-Fi rental
📶Very limited — International eSIM providers only
🏢Airalo (limited coverage)
💰$12-30 for 1-3GB / 7-15 days
💡Very limited eSIM coverage; Digicel physical SIM more reliable.
Wi-Fi Availability
Public Wi-Fi coverage and security
📡Limited — available in Nukualofa hotels only
🏨Available in most hotels in Nukualofa; slow speeds
☕Very limited outside hotels
💡Outer islands have very limited connectivity; plan for offline time.
Internet Restrictions & VPN
Blocked services and VPN recommendations
🔒None — unrestricted internet
🚫None — all services freely accessible
🛡️Not needed
💡Tonga has open internet; connectivity relies on undersea cable.
Useful Local Apps
Must-have apps for transport, translation, and maps
🚗Local taxis only (no apps)
🗺️Maps.me for offline, Google Maps
💬Facebook Messenger, WhatsApp
💡Arrange taxis through your accommodation; no ride-hailing services.
International Calls
How to make international calls and alternatives
📞+676 (Tonga)
🆘911 (Police), 999 (Fire), 933 (Ambulance)
📲Dial 00 + country code + number for international calls
💡International calls expensive; use Wi-Fi calling when available.