• Best Places for Buying a Sim Card in Hanoi for Visitors

When visiting Vietnam’s capital, buying a SIM card in Hanoi is one of the smartest moves you can make to stay connected. From tourist SIM Hanoi packages with generous data to flexible prepaid plans, local providers like Viettel, Vinaphone, and Mobifone offer reliable coverage and competitive rates. This guide explains where to buy, how to complete sim card registration Hanoi, and how to avoid common scams. With Vietpower Travel, you not only get expert advice but also a hassle-free setup, so you can enjoy fast mobile data in Hanoi from the moment you arrive.

1. Overview of Vietnam’s Mobile Networks

Mobile Network

Market Share

Coverage Quality

Typical Tourist SIM Price

Popular Plans

Best For

Viettel

~40%

Excellent nationwide coverage (cities + rural areas), strong 4G, expanding 5G

$6–10 (150,000–250,000 VND)

2GB/day × 30 days = 120,000 VND

Travelers exploring both Hanoi and remote regions

Vinaphone

~30%

Very good in urban areas, fast upload/download speeds

$5–8 (120,000–200,000 VND)

Various tourist data packages

Visitors staying in Hanoi and major cities

Mobifone

~20%

Good in cities, weaker in mountainous areas

$4–7 (100,000–180,000 VND)

Affordable tourist SIMs

Budget-conscious travelers in urban areas

Vietnamobile

Small

Limited outside major cities

$2–4 (50,000–100,000 VND)

Basic data plans

Short stays within Hanoi, light internet use

Best choice on the Vietnam mobile network

2. Types of SIM Cards Available in Hanoi

Tourist SIM – For Short-Term Stays

A tourist sim Hanoi is the most convenient choice for visitors staying between 7 and 30 days. These SIM cards often include generous data allowances (5–30GB), free local calls, and SMS without the need for top-ups during your trip. Prices usually range from $6–10 (150,000–250,000 VND). They’re available at airports, official carrier stores, and selected retailers. This option is especially useful if you want a ready-to-use connection from day one.

Tourist SIM

Prepaid SIM – Flexible for Longer Visits

A prepaid sim card Hanoi offers more flexibility than a tourist SIM, allowing you to recharge credit at any time. The SIM itself is inexpensive, typically $2–4 (50,000–100,000 VND), with additional costs for your chosen data or call package. Validity can extend to 60–90 days with regular use, making it suitable for travelers on extended stays or digital nomads exploring Vietnam for several months.

Prepaid SIM

eSIM – Digital and Card-Free

For travelers with compatible devices, an eSIM Hanoi eliminates the need for a physical SIM card. Activation is done online, often before you arrive in Vietnam. Prices usually range from $8–16 (200,000–400,000 VND), and you can purchase directly from official carrier websites or reputable third-party providers. eSIMs are a practical solution for those who prefer a quick setup and want to avoid handling physical cards during their journey.

eSIM

3. Best Places to Buy a SIM Card in Hanoi

Noi Bai International Airport

If you want to get connected as soon as you arrive, Noi Bai International Airport offers several official SIM card counters from Viettel, Vinaphone, and Mobifone.

  • Viettel: Arrival Hall, Terminal 2, near Exit 3.
  • Vinaphone: Near Exit 6, Terminal 2, next to the official taxi counter.
  • Mobifone: Kiosk on the left-hand side of the exit, Terminal 2.

Opening hours: 08:00 – 24:00

Tip: Only buy from branded counters with staff in official uniforms to avoid overpriced SIMs or those without proper registration.

Buy a Mobifone SIM right at Mobifone Noi Bai International Airport

Official Viettel, Vinaphone & Mobifone Stores

Buying from an official store ensures correct passport registration, transparent pricing, and genuine service.

Viettel

  • 184 Hoang Quoc Viet Street, Cau Giay District – Tel: 0462671131
  • 32 Phan Chu Trinh Street, Hoan Kiem District – Tel: 0462780100

Vinaphone

  • 75A/B Dinh Tien Hoang Street, Hoan Kiem District – Tel: 024.38254320
  • 138 Trung Kinh Street, Cau Giay District – Tel: 024.37690271

Mobifone

  • 80 Hang Ma Street, Hoan Kiem District – Tel: 0898576268
  • 368 Nguyen Trai Street, Thanh Xuan District – Tel: 0763228696

Opening hours: Monday to Saturday 08:00 – 20:00, Sunday 08:00 – 18:00

Buy sim at Vinaphone official store 80 Hang Ma, Hoan Kiem District

Convenience Stores (Circle K, VinMart)

Chain convenience stores like Circle K and VinMart sell SIM cards 24 hours a day and are easy to find throughout Hanoi.

  • Circle K: 29 Hang Be Street (Hoan Kiem), 6 Hang Mam Street (Hoan Kiem)
  • VinMart+: 33 Hang Bong Street (Hoan Kiem), 45 Tran Hung Dao Street (Hoan Kiem)

Note: Staff at these stores may not be able to register your SIM immediately. You should visit an official carrier store to complete registration with your passport.

Electronics & Phone Retailers (The Gioi Di Dong, FPT Shop)

Large electronics chains offer SIM cards from multiple networks and can register them on the spot.

The Gioi Di Dong

  • 292 Tay Son Street, Dong Da District – Tel: 1800 1060
  • 1 Nguyen Khuyen Street, Dong Da District – Tel: 1800 1060

FPT Shop

  • 216 Tran Quang Khai Street, Hoan Kiem District – Tel: 1800 6601
  • 45 Thai Ha Street, Dong Da District – Tel: 1800 6601

Opening hours: 09:00 – 22:00 daily

Buy sim at The Gioi Di Dong

4. Important Things to Know Before Buying a SIM Card in Hanoi

Required Documents

To complete sim card registration Hanoi correctly, you must present a valid passport. Immigration details such as a visa or entry stamp are often required, and some vendors may also ask for a photocopy of your passport information page. Having these documents ready will save you time and help avoid delays in getting connected.

Necessary documents when buying a SIM card

Official Registration Process

When getting sim card in hanoi through an official carrier, staff will register your SIM card under your name using your passport. In some cases, especially at high-security points or for eSIM activation, you may be asked to confirm your identity through a quick video call. This verification step ensures your SIM is legally compliant and prevents deactivation later.

Confirm identity via quick video call from your carrier

Risks of Buying Unregistered SIMs

Unregistered SIM cards might work at first, but they can be deactivated without warning once detected by the network. Losing your connection unexpectedly can disrupt your travel plans, so it’s best to purchase only from legitimate outlets that complete the registration process on the spot.

5. Common SIM Card Scams and How to Avoid Them

Pre-activated SIM with Reduced Validity

Some sellers offer SIM cards that were activated days or weeks before your purchase, meaning your “30-day” plan may have far fewer days remaining. Always ask the seller to show you the activation date before paying.

Overpriced SIMs

Overcharging is common in tourist-heavy areas. Standard pricing for a Tourist SIM is $6–10, so be aware of these rates to avoid paying more than necessary.

SIM cards are too expensive in tourist areas.

Fake or Non-functional SIMs

Counterfeit SIMs or cards that stop working shortly after purchase are a real problem. Test the SIM immediately—make a call, send a text, and check the data connection—before leaving the store.

Fake or Non-functional SIMs

Airport Counter Scams

While airports are convenient, some counters are unofficial. These may sell overpriced packages or skip proper registration. Always buy from clearly marked booths of the official network providers.

6. Money-Saving and Safety Tips for Tourists

Compare Prices Before Buying

Prices can vary significantly depending on where you shop. Tourist-heavy areas, especially around major attractions and airports, often have higher rates. For better deals, compare prices at multiple locations and prioritize official carrier stores or reputable electronics retailers.

Best Time to Buy

The ideal time to purchase your SIM is during weekday business hours when official stores are open. This ensures access to full customer service, immediate registration, and the chance to ask questions about available plans.

Check Before You Pay

Before making your payment, confirm the activation date of the SIM, the remaining validity period, and the promised data speed. This simple step helps you avoid buying pre-activated SIMs with fewer days left or those offering slower-than-advertised speeds.

Post-Purchase Steps

Once your SIM is active, download the relevant carrier’s app — My Viettel, My Vinaphone, or My Mobifone — to track your balance, monitor data usage, and recharge if needed. Save the customer service hotline number so you can resolve any issues quickly while on the move.

7. FAQs About Buying a SIM Card in Hanoi

1. Do I need a passport to buy a SIM?

 Yes, a valid passport is required to register your SIM card in Vietnam. This is part of the government’s effort to ensure secure and verified mobile usage.

2. Can I buy an eSIM in Hanoi?

 Yes. eSIMs are available from major carriers like Viettel, Vinaphone, and Mobifone, as well as from selected online providers. They can be activated without a physical card, provided your device supports the feature.

3. Which network is best for long trips across Vietnam?

 Viettel is generally the best choice for nationwide travel due to its extensive coverage, including rural and remote areas.

4. Is Vietnamobile worth it for tourists?

 Vietnamobile offers the lowest prices but has limited coverage outside major cities. It may be suitable for short stays in Hanoi, but it is less reliable for broader travel.

8. Conclusion

Choosing the right SIM card in Hanoi is all about finding the perfect balance between price, coverage, and proper registration, ensuring smooth communication throughout your trip. Whether you prefer Viettel’s nationwide coverage, Vinaphone’s fast urban speeds, or Mobifone’s budget-friendly packages, the right SIM keeps you connected and stress-free. With Vietpower Travel, you get more than just a SIM card – from airport pickup to quick activation, we make it effortless. Follow these Hanoi travel tips for secure connectivity and let our expert guidance help you turn every moment in Vietnam into a memorable adventure.