Top picks for Mong Cai SIM card

Discover 29 SIM card in Mong Cai on Trip.com, updated March 25, 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From USD 0.12 per person, with an average total of USD 1.57. Choose the option that suits your plan.

With 17.008k verified reviews, SIM card Mong Cai boast an average rating of 4.5.

This week's most popular SIM card: "Vietnam 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | 1-30 Days | QR Code", with 3.646k reviews and a 4.5 rating.

The next available day tour departs on March 26, 2026. Book now to secure your spot!

Mong Cai SIM card usually take about 1 hours — perfect for a relaxed, immersive experience!

March is the perfect time to visit Mong Cai! Choose from SIM card available day tours, including seasonal favorites like Vietnam 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | 1-30 Days | QR Code.

Your trip, worry-free! All day tours are run by licensed suppliers with verified reviews, and many include free cancellation before departure.

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Reviews/Trip Moments

Reviews: Vietnam 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | 1-30 Days | QR Code
Guest User2026-03-20
Great! I registered it before flying, and when I arrived, I could activate it right away. I could use the internet to its fullest potential. It was very convenient, inexpensive, and easy to install.
Reviews: Vietnam Vinaphone 5G eSIM | TikTok & ChatGPT Available | In-app Installation | Day Pass/Total Data Package | 24-Hour Billing | QR Code
Guest User2026-03-20
A great option if you want to be in touch immediately upon arrival. The price-quality ratio is excellent. There's simply no alternative at this price.
Reviews: Vietnam Vinaphone 5G eSIM | Local IP with Fast Speed | 1–30 Days | Instant QR
Guest User2026-03-19
Excellent reception! No problems on the Ha Giang Loop and Ha Long Bay. And cheaper than Airalo and similar airports.
Reviews: Vietnam Viettel Local 5G eSIM | TikTok & ChatGPT Available | Daily 5GB | Calendar-Day Billing | QR Code
Guest User2026-03-13
very easy to book through trip.com very easy to install and use. using it for hotspot is very convenient. signal strength is very good.
Reviews: Vietnam Viettel 5G eSIM | TikTok & ChatGPT Available | Daily 5GB | Calendar-Day Billing | QR Code
Guest User2026-03-20
At the first time it didn't install due to some maybe operator, maybe connection issues, maybe a phone problem, who knows. QR code was one time, so I was unable to install a esim. But thanks to the helpful seller and the support I was finally able to use the esim, as they were able to create a new code for me. Great level of support, recommend the seller
Reviews: Vietnam MobiFone VNSKY Local 4G/5G eSIM | Daily 9GB | Local Phone Number | 3-30 Days | Activation Requires Advance Reservation | Calendar-Day Billing | QR code
Guest User2026-03-18
I paid for and pre-installed an e-SIM at home. When the plane landed in Ho Chi Minh City, I simply turned on the e-SIM, and mobile data was automatically activated. The only problem was finding my phone number, as it's needed to register in the Grab app. I contacted support, and they told me to check it by dialing *101#. Everything worked; I received a push notification with my phone number. The connection is good everywhere, 5G internet, faster than some WiFi. There are no outgoing calls or text messages, but I knew that beforehand. You can make calls via messaging apps.
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