SIM Registration by Country (Top 30 Destinations): Do You Need ID? (2025)
Travellers are often surprised to learn that many countries now require "real‑name" registration to activate a local SIM or eSIM. In plain terms: you may need to show ID (usually a passport) and complete a quick form or selfie check before your number works. Other destinations still allow anonymous purchase, especially for data‑only plans. This guide summarises SIM registration by country across 30 of the most-visited destinations, so you know what to expect at the airport kiosk, high‑street shop, or when activating an eSIM in‑app.
We update this list quarterly and link out to the most relevant country and regional guides. For everything else, browse all country pages via Destinations.
What is SIM registration?
SIM registration (aka "real‑name registration") ties a mobile number to an individual using a recognised ID. It usually happens:
- At point of sale (airport desk, carrier shop, authorised reseller)
- Online or in an app (video KYC, document upload, eID), especially for eSIM
Authorities use it to limit fraud and spam. For travellers, it means carrying your passport and sometimes completing a quick selfie or address check.
Quick prep checklist (save this before you fly)
- Bring your physical passport and one backup photo/scan stored offline
- Know your accommodation address (hotel is fine) and a reachable email
- Have a payment method that matches your name (card or digital wallet)
- If you want a local plan on arrival, favour official carrier stores or airport counters for smoother tourist KYC
- Consider activating an eSIM before departure to skip queues
SIM registration by country: Top 30 (2025)
Notes:
- "Need ID?" reflects national rules for prepaid activation; retailers can still choose to verify even in "No" markets
- Requirements can change; use this as a traveller's quick reference and confirm details in‑country
| Country | Need ID? | Where to register | Accepted documents | Practical notes |
|---|---|---|---|---|
| United States | No (not mandated) | n/a | n/a | Some carriers may verify identity for fraud prevention. |
| Canada | No (not mandated) | n/a | n/a | Retailers may request ID at their discretion. |
| Mexico | No (registry suspended) | n/a | n/a | The national registry was struck down; keep passport handy just in case. |
| Brazil | Yes | Carrier store/airport kiosk | Passport; CPF often requested | Tourists can register at major MNO shops; some can assist without a CPF. |
| United Kingdom | No (not mandated) | n/a | n/a | Some shops may ask for card/ID, but no legal registration for prepaid. |
| France | Yes | Store or online/app | Passport/EU ID | Keep SIM sleeve/contract; eSIM apps usually prompt for ID. |
| Spain | Yes | Store or online | Passport/EU ID | Easy at airports and high‑street shops. |
| Italy | Yes | Store or video KYC | Passport | Some sellers request a codice fiscale; shops can generate one. |
| Germany | Yes | Store; Postident/video ID | Passport/EU ID | Online/eSIM often uses video identification. |
| Portugal | Yes | Store | Passport/EU ID | Some retailers ask for a local tax number (NIF); not always needed for prepaid. |
| Netherlands | No (not mandated) | n/a | n/a | ID checks may occur for age/fraud, but no nationwide requirement. |
| Belgium | Yes | Store or online | Passport/eID | Self‑registration portals common; bring passport. |
| Switzerland | Yes | Store or online | Passport/ID | Hotel address typically accepted for tourists. |
| Greece | Yes | Store | Passport/EU ID | Register at operator shops or authorised kiosks; keep receipts. |
| Turkey | Yes | Operator store | Passport | SIMs tied to device IMEI; unregistered devices may be blocked after ~120 days. |
| Poland | Yes | Store/post office | Passport/EU ID | Registration widely available at convenience stores and post offices. |
| Ireland | No (not mandated) | n/a | n/a | Operators may do light checks; no statutory prepaid registration. |
| Japan | Yes (voice); data‑only often no | Store or online | Passport | Data‑only SIMs/eSIMs can be anonymous; voice/SMS requires ID. |
| South Korea | Yes | Carrier store/airport | Passport; ARC for long stays | Tourist SIM/eSIM desks at major airports streamline KYC. |
| China (Mainland) | Yes | Carrier service centre | Passport; face photo | Registration is mandatory before activation. Bring passport in person. |
| Hong Kong | Yes | Online portal or store | Passport/HKID | Complete real‑name registration or the line will be suspended. |
| Singapore | Yes | Telco shop/retailer | Passport | Max 3 prepaid lines per person. |
| Malaysia | Yes | Store | Passport | Photo capture/biometric checks common at POS. |
| Thailand | Yes | Operator counter | Passport | Expect a quick photo capture with your passport. |
| Vietnam | Yes | Operator store | Passport | Address and photo usually required; use official shops. |
| Indonesia | Yes | Operator outlet | Passport | Locals use NIK/KK; tourists must register at a provider outlet. |
| Philippines | Yes | Online portal | Passport | Register within the stated window under the SIM Registration Act. |
| India | Yes | Store | Passport + visa | eKYC at carrier stores; a local contact/address may be requested. |
| Australia | Yes | Online or store | Passport (visitors) | Identity check is mandatory for activation. |
| New Zealand | No (not mandated) | n/a | n/a | Some sellers may request ID; no nationwide rule as of 2025. |
For detailed country guides, visit Destinations.
How to buy and register smoothly (step‑by‑step)
Decide eSIM vs physical SIM
- Single or multi‑country trip? Consider regional options for broader coverage
- Need calls/SMS? Some markets (e.g., Japan) require ID only for voice—data‑only eSIMs are simpler
Prepare documents
- Keep your passport ready; jot down your hotel address and a local contact (hotel desk works)
Choose the right channel
- Airport carrier counters and flagship stores handle tourist KYC fastest
- For eSIM, complete the in‑app KYC with good lighting for any selfie/ID scan
Complete registration
- Follow staff guidance or app prompts. Don't leave until you've made a test call or used data
Keep proof
- Save the receipt, SIM sleeve, QR code/eSIM email, and any confirmation SMS for the duration of your trip
Pro tips from frequent travellers
- Arriving late? Pre‑activate an eSIM before you fly so you have data for ride‑hailing and maps on landing
- Airport vs city: Airport kiosks are efficient but sometimes pricier than city shops; decide what you value more—speed or price
- Brazil and Turkey specifics: Use official carrier stores; they're set up for foreigner KYC and can explain CPF/IMEI rules
- UK/US/Mexico: Even where registration isn't mandated, keep your passport and a payment card handy in case a retailer requests verification
When an eSIM helps vs when it doesn't
Helps:
- Short trips where you want instant data without visiting a shop
- Anonymous data‑only allowed (e.g., many Japan MVNO data plans)
- Multi‑country itineraries covered by regional products
Doesn't help:
- Markets requiring in‑person KYC before activation (e.g., China), or where tourist eSIMs still need document upload
- When you specifically need local voice/SMS and the operator mandates full ID
FAQ
Do I always need a passport to buy a SIM?
No. Some countries don't mandate registration (e.g., US, UK, Mexico, Netherlands, New Zealand). That said, many sellers still prefer to see ID. When ID is required, a passport is the safest bet for travellers.
Can I register online for an eSIM instead of visiting a shop?
Often yes. Many European operators support video ID or document upload for eSIM activation (e.g., Germany, France, Italy, Spain). In some markets (e.g., China), you'll still need to visit a carrier store.
How long does registration take?
In store: 5–15 minutes at airport counters, sometimes longer in city shops. Online/app KYC: usually 2–10 minutes if your photos are clear and documents match.
What if I don't have a local address yet?
A hotel address is typically acceptable. If asked for a contact number, use the hotel's front desk.
Will my phone get blocked if I use a local SIM?
Only in certain markets with IMEI controls (notably Turkey). Tourists can use their phones for a limited period (commonly around 120 days) without registering the device. This does not affect roaming on your home SIM.
Is roaming on my home SIM affected by these rules?
No. Real‑name rules apply to activating local SIMs/eSIMs. Roaming with your existing SIM works as normal, subject to your home carrier's rates.
Next step: Plan your connectivity per stop with our country pages and regional eSIMs. Start with Destinations.
