SIM Card & Internet Rules in Every Country
How to get a local SIM card. Where to buy it. What it costs.
Japan
Asia
Buy a tourist SIM or eSIM at the airport on arrival โ data coverage is excellent nationwide.
WarningโData-only SIMs cannot make or receive calls. If you need a Japanese phone number for hotel bookings or emergencies, confirm the SIM plan includes voice.
UAE
Middle East
du and Etisalat (e&) are the two UAE carriers โ both sell tourist SIMs at the airport with excellent 5G coverage, but VoIP calls are blocked.
WarningโVoIP services including WhatsApp voice calls, FaceTime audio, and Skype are blocked in the UAE. A VPN may circumvent this but using a VPN to bypass blocked services is a legal grey area.
Thailand
Asia
Tourist SIMs from AIS or TrueMove cost 299โ499 baht at the airport and give you 15โ30 days of data with excellent coverage in cities and resort areas.
NormalGermany
Europe
Buy a prepaid SIM at the airport or any Saturn/MediaMarkt electronics store โ Telekom offers the best coverage across Germany.
NormalUK
Europe
Buy a UK SIM at the airport or Argos for instant data; Three's ยฃ10 tourist SIM offers excellent value, and Airalo eSIMs work well before you land.
WarningโCoverage in the Scottish Highlands, Snowdonia, and remote parts of Northern Ireland can be very poor or nonexistent โ download offline maps before heading into rural areas.
France
Europe
Orange, SFR, Bouygues Telecom, and Free Mobile all offer tourist SIMs available at airports, phone shops, and tabacs โ EU residents benefit from free roaming across France.
NormalAustralia
Oceania
Telstra offers the best coverage especially outside cities โ buy a tourist SIM at the airport, JB Hi-Fi, or Woolworths.
WarningโMobile coverage outside major cities and main highways is very limited. In remote outback areas, no network has signal. Carry a PLB or satellite messenger for any remote travel.
Singapore
Asia
Singapore has outstanding 5G coverage throughout the entire country, and tourist SIM cards are easy to buy at Changi Airport on arrival.
NormalItaly
Europe
TIM offers the best national coverage; buy a local SIM at airports, tabacchi (tobacconists), or carrier stores for affordable data across Italy.
NormalTurkey
Europe/Asia
Turkcell offers the best coverage โ buy a tourist SIM at Istanbul Airport with your passport, or use an Airalo eSIM before you arrive.
WarningโSocial media platforms including Twitter/X, Instagram, and others have been intermittently blocked in Turkey following political events. A VPN installed before arrival is the reliable workaround.
Mexico
Americas
Telcel has the best nationwide coverage; buy a SIM at any OXXO store, or use an Airalo eSIM before you arrive.
NormalSpain
Europe
Buy a prepaid SIM from Movistar, Vodafone, Orange, or Yoigo at airports, phone shops, or supermarkets โ tourist SIMs with generous data are available from around โฌ10.
NormalBrazil
Americas
Buy a prepaid SIM from Claro, TIM, or Vivo at the airport or a phone shop โ bring your passport as it is legally required for SIM registration.
NormalIndia
Asia
Get a Jio tourist SIM at the airport on arrival โ it offers the best data value and nationwide coverage, and requires your passport for registration.
NormalChina
Asia
Buy a local SIM at the airport from China Mobile, China Unicom, or China Telecom โ but install and configure your VPN before you land, as local SIMs are subject to the Great Firewall.
WarningโIf you do not set up a VPN before landing, you will be unable to use Google Maps, WhatsApp, Gmail, Instagram, YouTube, or most Western apps for your entire trip โ this is a critical preparation step.
South Korea
Asia
Buy a tourist SIM card at Incheon Airport arrivals immediately โ KT, SKT, and LG Uplus all offer excellent coverage with 4G/5G nationwide.
NormalVietnam
Asia
Buy a Viettel SIM at the airport for the best nationwide coverage โ 30 days of data costs around 150,000 VND with your passport.
NormalGreece
Europe
Cosmote offers the best island coverage; tourist SIMs are available at airports, phone shops, and kiosks.
NormalPortugal
Europe
NOS, MEO, and Vodafone Portugal offer tourist SIMs with good data packages, available at airports and phone shops.
WarningโCheck whether your tourist SIM covers the Azores or Madeira at the same rate as the mainland before travelling to the islands.
Netherlands
Europe
Mobile coverage is excellent nationwide; KPN offers the best network, and SIMs are available at airports, supermarkets, and phone shops.
NormalCanada
Americas
Canadian mobile plans are among the world's most expensive โ consider an Airalo eSIM or budget carrier like Freedom Mobile for better value.
WarningโMobile data coverage outside cities and major highways is very limited. Do not rely solely on cell data for navigation in rural areas or national parks โ download offline maps before leaving urban areas.
Indonesia
Asia
Telkomsel has the best nationwide coverage; Indosat Ooredoo (IM3) offers good value; buy at airports or malls with your passport; Airalo eSIM works well.
WarningโSIM card registration requires your passport โ the seller will scan it. This is mandatory under Indonesian government regulations. Unregistered SIMs will be blocked.
Malaysia
Asia
Tourist SIM cards from Maxis, Celcom, or Digi are available at KLIA airport and 7-Eleven stores with a passport โ coverage is excellent in cities and major tourist areas.
NormalEgypt
Middle East
Buy a local SIM from Vodafone Egypt, Orange, or Etisalat at the airport for cheap data โ bring your passport.
WarningโUnofficial SIM resellers at the airport often overcharge. Only buy from branded Vodafone, Orange, or e& kiosks and get a receipt.
Morocco
Middle East
Maroc Telecom offers the best nationwide coverage including desert and mountain areas; buy a tourist SIM at the airport with your passport.
NormalSaudi Arabia
Middle East
STC, Mobily, and Zain all offer tourist SIM packages at airports; 5G coverage is excellent in major cities.
NormalQatar
Middle East
Tourist SIMs from Ooredoo and Vodafone Qatar are available at Hamad International Airport and require your passport; 5G coverage is excellent across the country.
WarningโVoIP and internet calling apps including WhatsApp voice/video calls and FaceTime may be blocked on Qatari carrier networks โ use a VPN if these services are essential to you.
South Africa
Africa & Oceania
Vodacom offers the best coverage; buy a SIM at the airport or any mall with your passport; 4G is good in cities but patchy in game reserves.
WarningโMobile coverage inside game reserves and across large rural areas of South Africa can be very limited or non-existent. Download offline maps and key information before leaving signal areas.
New Zealand
Africa & Oceania
Spark has the best rural coverage; tourist SIM packages are available at airports, supermarkets, and convenience stores.
WarningโMobile coverage in Fiordland, remote Southland, and many back-country tracks is non-existent even on the best networks. Do not rely on mobile data or phone calls as a safety backup in the wilderness.
Philippines
Asia
Buy a Globe or Smart tourist SIM at NAIA airport on arrival โ both offer affordable data packs, though coverage varies significantly between islands.
WarningโMobile coverage is genuinely patchy on outer islands โ do not rely on having a signal for navigation, emergency contact, or bookings when island-hopping in remote areas like northern Palawan or the Batanes.
Argentina
Americas
Claro, Movistar, and Personal sell prepaid SIMs at airports and phone shops; coverage is good in cities but patchy in Patagonia.
WarningโConnectivity in remote Patagonia and Tierra del Fuego can be essentially non-existent โ download everything you need offline and inform someone of your itinerary before heading into the wilderness.
Colombia
Americas
Claro has the best nationwide coverage; buy a SIM at airports or phone stores with your passport, or use an Airalo eSIM before you arrive.
NormalCosta Rica
Americas
Kรถlbi offers the best coverage especially in rural areas and national parks; SIMs are available at airports and require passport registration.
WarningโCell coverage in remote national parks like Corcovado, Tortuguero, and Chirripo is very limited to non-existent โ plan accordingly.
Peru
Americas
Claro offers the best nationwide coverage; buy a SIM at the airport or any phone shop with your passport, or use an Airalo eSIM before you arrive.
NormalSwitzerland
Europe
Switzerland is not in the EU, so EU roaming rules do not apply โ buy a local SIM or eSIM for data; Swisscom has the best coverage including in mountain areas.
WarningโEU SIM cards are typically not covered by EU roaming rules in Switzerland โ check with your carrier before travel or face potentially large roaming bills.
Austria
Europe
A1 offers the best nationwide coverage including Alpine areas; EU SIM cards work with no roaming charges; Airalo eSIM is a convenient option.
NormalCzech Republic
Europe
Local SIMs from T-Mobile CZ, O2 CZ, or Vodafone CZ are easy to buy; EU residents can use their home roaming plan for free.
NormalPoland
Europe
Buy a Polish SIM from Plus, Orange, T-Mobile PL, or Play at the airport, ลปabka, or phone shops; EU roaming applies for European visitors and 4G coverage is excellent in cities.
NormalSweden
Europe
EU roaming applies in Sweden, so EU SIM cards work without extra charges; for others, Telia has the best coverage and SIMs are available at airports, 7-Eleven stores, and carrier shops.
NormalNorway
Europe
EU roaming applies in Norway as an EEA member, so EU SIM cards work without extra charges; Telenor has the best coverage in remote fjords and mountains.
NormalCroatia
Europe
Hrvatski Telekom has the best coverage including on the islands; EU residents can roam for free on their home SIM.
NormalHungary
Europe
Telekom Hungary offers the best coverage nationwide; SIMs are sold at airports and phone shops, and EU roaming means EU-registered SIMs work without extra charge.
NormalJordan
Middle East
Buy a Zain Jordan SIM at Queen Alia Airport for the best coverage โ passport required, and Airalo eSIMs also work well.
NormalSri Lanka
Asia
Buy a Dialog SIM at the airport on arrival for the best coverage โ passport required, data packages are cheap and fast.
NormalNepal
Asia
Buy an Ncell SIM for the best data in tourist areas or a Nepal Telecom SIM for the best coverage in remote mountains โ both are available at Tribhuvan Airport on arrival.
WarningโDo not rely on mobile data for navigation or emergency contact in remote trekking areas โ coverage gaps can last for days on some routes.
Hong Kong
Asia
Tourist SIM cards are easy to buy at the airport or 7-Eleven, and Hong Kong has its own free internet separate from mainland China's restrictions.
WarningโIf you are arriving from mainland China, your Chinese SIM card will not provide access to Google, WhatsApp, or other blocked services once you are in Hong Kong โ you will need a Hong Kong SIM or a working VPN.
Maldives
Africa & Oceania
Buy a Dhiraagu or Ooredoo SIM in Malรฉ or at the airport โ resorts provide WiFi, but coverage thins out significantly on outer atolls.
NormalKenya
Africa & Oceania
Buy a Safaricom SIM at JKIA airport โ it has the best coverage including national parks; passport required; download offline maps before entering any park.
WarningโMobile data coverage inside Kenya's national parks and game reserves is unreliable even on Safaricom. Never rely on live maps or online navigation in parks โ download everything offline before departure from Nairobi.
Tanzania
Africa & Oceania
Vodacom Tanzania offers the best coverage including in most national parks; buy a SIM at the airport with your passport and expect patchy signal on Kilimanjaro upper slopes.
NormalUnited States
Americas
T-Mobile tourist SIM plans from USD 15-35/month offer the best value for visitors, while an Airalo eSIM is the most convenient option if your phone supports it.
WarningโDo not rely on cellular coverage in national parks or remote wilderness areas โ download offline maps and emergency contact numbers before entering areas with limited signal.