Tadisim - More Than Just Data.

How to Use Grab in Vietnam Without a Local Phone Number (And the Ultimate Hack to Fix It)

Stepping out of Noi Bai or Tan Son Nhat airport into the humid, chaotic, and beautifully vibrant streets of Vietnam is an unforgettable experience. But before you can dive into your first bowl of authentic Pho, you need to figure out how to get to your hotel.

How to Use Grab in Vietnam Without a Local Phone Number (And the Ultim Instant Vietnam eSIM delivery. Connect the moment you land with high-speed data and a real local phone number (+84) to use Grab seamlessly. Get yours today!

Best eSIM for Vietnam 2026: Complete Guide for Tourists
Planning a trip to Vietnam? One thing you cannot skip is staying connected.
I learned this the hard way during my first trip to Hanoi back in 2019. Landed at Noi Bai at midnight, no data, no way to message my hostel, and the airport WiFi decided to take a nap. Spent 45 minutes wandering around trying to find a SIM kiosk that was still open. Not fun after a 14-hour flight.
Fast forward to 2026, and Vietnam just welcomed a record-breaking 21.2 million international visitors in 2025 — that's more than 20% growth from the previous year, and honestly, the highest number the country has ever seen. Nearly all of them needed data to book Grab rides, find pho spots on Google Maps, and post sunset stories from Ha Long Bay.
But here's the thing: not all eSIMs are built the same. Some get you online but leave you stranded when you need to verify your Grab account. Some promise "unlimited data" but throttle you into dial-up speeds after lunch. And others? They don't even work outside Ho Chi Minh City.
This guide compares ALL major Vietnam eSIM providers so you can choose the best one for your actual trip — not just the cheapest one on paper. We'll look at real networks, real numbers, and real-world problems like whether you can actually call your Airbnb host when the WiFi password doesn't work.
Let's get into it.

Best eSIM for Vietnam 2026: Complete Guide for Tourists Compare the best Vietnam eSIMs for 2026. Find out which providers include a local +84 number for Grab, run on Viettel's 5G network, and offer real value for tourists

The Ultimate Vietnam eSIM: High-Speed Data-Only Plan
🛑 IMPORTANT WARNING BEFORE YOU BUY: This is a DATA-ONLY eSIM. It does NOT come with a Vietnamese phone number (+84) and does NOT support traditional voice calls or SMS. You will not be able to receive OTP codes for local apps. If you need a local number to register for Grab, Xanh SM, or food delivery, please purchase our [Vietnam eSIM with Local Number] instead.

🌐 Stay Connected Anywhere in Vietnam Don't need a local phone number? Just want blazing-fast internet for your trip? The Tadisim Data-Only eSIM is perfectly designed for modern travelers who rely exclusively on internet-based apps like WhatsApp, FaceTime, iMessage, and Google Maps. Say goodbye to expensive roaming charges and public Wi-Fi hunting!

🎯 Choose Your High-Speed Data Plan:

📱 11-Day Lite Plan: 50GB High-Speed Data. (Perfect for short trips and light browsing).
🚀 16-Day Plus Plan: 90GB High-Speed Data. (Great for a 2-week vacation).
💻 31-Day Max Plan: 180GB High-Speed Data. (The ultimate choice for digital nomads and heavy internet users).
🌟 Why Choose the Tadisim Data-Only eSIM?

Massive Data Allowances: Stream, navigate, and share your journey without worrying about running out of megabytes.
Instant Delivery: Receive your eSIM QR code securely via email within 60 seconds of purchase.
Premium Network Quality: Enjoy stable 4G/5G coverage powered by Vietnam's leading telecommunications networks (Viettel & Vinaphone), from the bustling streets of Hanoi to the islands of Phu Quoc.
Perfect for Secondary Devices: Ideal for iPads, tablets, portable Wi-Fi routers, or as a secondary data line on your dual-SIM smartphone.
⚙️ How to Setup (In 3 Easy Steps):

Check Compatibility: Ensure your device is eSIM-compatible and carrier-unlocked.
Purchase & Scan: Check your email for the QR code and scan it via your phone's cellular settings.
Land & Surf: Turn on the eSIM data line upon arrival in Vietnam and instantly connect to the internet!

The Ultimate Vietnam eSIM: High-Speed Data + Local Number (Grab-Ready)
Planning a trip to Vietnam? Stay connected from the very moment you land with the most reliable Vietnam eSIM for tourists. Forget about expensive roaming charges, chaotic airport queues, and spotty Wi-Fi. Choose the exact duration you need and enjoy lightning-fast 4G/5G internet bundled with a real Vietnamese phone number.

🛑 Stop Buying "Data-Only" eSIMs! Most global eSIM providers only give you internet. But in Vietnam, you need a local phone number to register for essential apps like Grab, Xanh SM, food delivery, and booking platforms. Our Tadisim comes App-ready. You will receive OTP (verification codes) instantly and can actually call your driver when they are trying to find you in a crowded street!

🎯 Choose Your Perfect Plan (Select from the options above):

✈️ 11-Day Transit Plan: 30GB Data + 30 Local Mins. (Perfect for quick layovers or business trips).
🌟 16-Day Tourist Plan: 60GB Data + 60 Local Mins. (Our Best-Seller! Ideal for a standard vacation).
🎒 21-Day Explorer Plan: 120GB Data + 60 Local Mins. (Plenty of data to travel from North to South).
🚀 What You Get With Every Tadisim Plan:

Instant Delivery: Receive your eSIM QR code via email in under 60 seconds.
Premium Coverage: Powered by Vietnam's top-tier networks (Viettel & Vinaphone, Mobifone), ensuring a stable connection from the mountains of Sapa to the beaches of Phu Quoc.
No Hidden Fees: Pay once online, no roaming shock on your phone bill.

⚙️ How to Setup (It's Easy!)

Check Compatibility: Ensure your smartphone is eSIM-compatible and carrier-unlocked.
Purchase & Scan: After checkout, check your email for the QR code. Scan it using your phone's camera settings.
Land & Connect: Turn on your eSIM data line as soon as your plane touches down in Vietnam. You are instantly online!

https://tadisim.com/products/esim-viet-nam