190+ Countries
Comprehensive coverage of international dialing codes for countries worldwide.
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Hover over any country to instantly see its dialing code, exit code, and ISO code.
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Hover over any country on the map to see its dialing information in a tooltip.
Use the zoom controls (+/-) on the right to zoom in for smaller countries or zoom out for a global view.
Countries shown in blue have dialing code data available. Gray countries indicate no data is currently available.
🌎 Global Connectivity Insights
🇺🇸United States
Market Dynamics: The US market is dominated by three giants—Verizon, AT&T, and T-Mobile. For travelers, T-Mobile usually offers the easiest "Prepaid" onboarding.
Pro Tip: If you're visiting rural areas or National Parks, Verizon's low-frequency bands often provide the only reliable signal.
🇫🇷France
Market Dynamics: France has one of the most competitive telecom markets in Europe thanks to Free Mobile.
Pro Tip: You can find "Free" SIM card vending machines in many "Relay" kiosks at airports. They offer massive data buckets for a low flat fee, but remember that Orange generally maintains the highest speeds for 5G in major cities like Paris and Lyon.
🇮🇳India
Market Dynamics: Since the launch of Jio, India has the cheapest mobile data in the world.
Pro Tip: Almost all mobile services in India require a digital KYC (Know Your Customer) check. For foreigners, it is often easiest to buy a SIM at the International Arrival halls in Delhi or Mumbai where they are accustomed to processing passports.
🇬🇧United Kingdom
Market Dynamics: The UK landscape is a mix of four main networks (EE, O2, Vodafone, Three) and dozens of "MVNOs" like Giffgaff.
Pro Tip: EE is widely regarded as having the best overall coverage, but O2 is famous for its "Priority" perks. If you are just visiting, a "pay-as-you-go" SIM from a grocery store is the fastest way to get online.
🇯🇵Japan
Market Dynamics: Japan's network is incredibly advanced but can be restrictive for foreigners.
Pro Tip: Most "Travel SIMs" in Japan are data-only. If you need to make voice calls, you may need to use VoIP (WhatsApp/Skype) or rent a pocket Wi-Fi device, as Japanese law makes it difficult for non-residents to get a local phone number.