How to buy a SIM card in Ayutthaya: Tips from Locals

Visiting Ayutthaya and want to stay connected? Buying a SIM card in Ayutthaya is easy, with plenty of options from Thailand’s top providers. Whether you’re planning to explore ancient temples or enjoy the local markets, a SIM card with a data plan ensures you can navigate, share, and stay in touch. Here’s how to buy a SIM card in Ayutthaya and tips from locals to help you find the best deals.

I. Ayutthaya SIM Cards for Tourists

1. Types of Thailand SIM cards in Ayutthaya

There are several types of Ayutthaya SIM cards for visitors to consider:

Local Prepaid SIM Card – Perfect for local people and long-term travelers in Thailand. These SIMs are affordable and provide voice and data plans from top providers like AIS, dtac, and TrueMove H.
Tourist Prepaid SIM Card – Designed especially for visitors to Thailand, including those heading to Ayutthaya, these SIMs typically include unlimited data, free international calls, and other perks to meet the needs of travelers.
Data-Only SIM Card – Great option for short-term tourists who only require internet access, these SIMs are perfect for exploring Ayutthaya without the need for calls or texts.

2. Which I need to buy a Tourist SIM card in Ayutthaya?

For buying a local SIM card in Ayutthaya visitors need to bring:

Make sure your phone is not unlocked, and can work freely in Thailand.
Proof of ID (ID card/Passport)
Cash if available.

3. Tourist Ayutthaya SIM card prices range

Thailand’s leading mobile operators provide prepaid tourist SIM cards featuring unlimited 5G/4G data, complimentary local and some international calls, as well as extra benefits like Wi-Fi and bonus credit. As of mid-2025, consider the price range below:

SIM card plan	Data & Benefits	Validity	Price (USD)
AIS Lucky Tourist SIM – 5‑Day	Unlimited 5G/4G data, free AIS calls, ฿100 bonus credit, unlimited AIS Wi‑Fi	5 days	$9.97 (ais.th)
AIS Lucky Tourist SIM – 8‑Day	Unlimited 5G/4G data, free AIS calls, ฿100 bonus credit, unlimited AIS Wi‑Fi	8 days	$12.83
AIS Lucky Tourist SIM – 15‑Day	Unlimited 5G/4G data, free AIS calls, ฿100 bonus credit, unlimited AIS Wi‑Fi	15 days	$19.97
AIS Lucky Tourist SIM – 30‑Day	Unlimited 5G/4G data, free AIS calls, ฿100 bonus credit, unlimited AIS Wi‑Fi	30 days	$34.25
True dtac Tourist Infinite SIM – 8‑Day	Unlimited 5G/4G data, unlimited Wi‑Fi, free local calls (up to 15 min/call)	8 days	$12.83
True dtac Tourist Infinite SIM – 15‑Day	Unlimited 5G/4G data, unlimited Wi‑Fi, free local calls (up to 15 min/call)	15 days	$19.97
True dtac Tourist Infinite SIM – 30‑Day	Unlimited 5G/4G data, unlimited Wi‑Fi, free local calls (up to 15 min/call)	30 days	$34.25
True “Thailand Tourist Infinite SIM” – 10‑Day	Unlimited 5G/4G data, unlimited Wi‑Fi, free local calls (24/7)	10 days	$9.97

✨The price may change depending on the provider; check the most accurate information on the provider’s website before making a purchase.

II. Where to buy a Thailand SIM Card/eSIM for Ayutthaya

To buy a SIM card in Ayutthaya, visitors can buy them at the airports or in physical stores. Consider our recommendations below:

Thailand International Airport: Telecom shops at the airport offer prepaid SIM cards for tourists.

✨ Get more insight on Getting a SIM Card & eSIM at Thailand Airports/Border Gates by Province

Convenience stores: 7-Eleven is widely available throughout the city and also sells tourist SIM cards.
Official mobile network operator stores: You can visit the local stores of mobile network operators like AIS, True Move H, & dtac to purchase a SIM card.

You can purchase a tourist SIM card at mobile operators' kiosk at the airport — You can purchase a tourist SIM card at mobile operators’ kiosk at the airport

III. Ayutthaya eSIM for travelers – a smart alternative

Ayutthaya visitors used to use physical SIM cards to connect to the internet. However, Ayutthaya eSIM has changed internet access with its convenience, flexibility, and user-friendly setup. For a fast and reliable connection, visitors should consider using Ayutthaya eSIM to save time and inconvenience.

Thailandesim.com offers diverse eSIM plans for Ayutthaya might be your data solution:

It can be purchased online and installed before arriving in Thailand, eliminating the need to queue at the airport to buy a SIM.
No passport is required for registration.
It provides many plans for visitors to choose from.
Supports 5G network.

Plans that may interest you

eSIM Ayutthaya 8 days plan

$12.90

eSIM Ayutthaya 10 days plan

$12.90

eSIM Ayutthaya 15 days plan

$19.90

IV. Tips and Recommendations to buy an Ayutthaya SIM card

Here are some helpful tips and recommendations to ensure you choose the best SIM card or eSIM for your stay in Ayutthaya:

Where to Buy:

Local shops and convenience stores (like 7-Eleven) often have SIM cards at affordable prices.
Mobile carrier shops provide full support and help with setup.

Bring Your Passport: Required for SIM card registration by Thai law.

Consider eSIMs: Quick, digital activation via QR code, no need to visit a shop & great for travelers with compatible phones.

Check Your Device & Needs:

Make sure your phone is unlocked and supports Thai SIM/eSIM.
Decide whether you need voice calls or just data — many eSIMs are data-only.

V. FAQs

Where can I buy a SIM card in Ayutthaya?

Local SIM cards can be found at these places:
Official mobile shops: AIS, dtac, & TrueMove H
Convenience stores: 7-Eleven, Family Mart
Airport kiosks
Buying eSIM via thailandesim.com instead of using physical SIMs

Which provider is the best in Ayutthaya?

All three main providers: AIS, TrueMove H, and dtac, offer reliable coverage in most tourist areas. AIS is often praised for its extensive 4G/5G network on the island, but TrueMove H and dtac also have solid coverage.

Do I need to show my ID to buy a SIM card?

Yes, Thai law requires you to register your SIM card using a valid passport. Be prepared to show it at the time of purchase

Will my phone work with Thai SIM cards?

Your phone must be unlocked to use a Thai SIM card. Most modern smartphones are compatible with Thai networks, which use standard GSM technology.

Can I use eSIM instead of a SIM card?

Yes, visitors can use eSIM to stay connected in Ayutthaya. Consider using eSIM from thailandesim.com for a cheap price and diverse eSIM plans.

VI. Conclusion

Getting a SIM card in Ayutthaya is easy and affordable, whether you choose a physical SIM from a local shop or a convenient eSIM. Leading providers like AIS, TrueMove H, and dtac offer solid coverage, various data packages, and easy top-up options. Don’t forget to have your passport ready for registration. For a quick and hassle-free setup, consider purchasing an eSIM from thailandesim.com, which provides flexible plans and instant activation. Staying connected in Ayutthaya has never been simpler!

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