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Guam eSIM Plans

Browse and compare eSIM data plans for Guam

19 plans available From $4.79
Instant activation No roaming fees Trusted networks

An eSIM for Guam is a digital SIM you install by scanning a QR code โ€” no physical SIM required. eSIM.site compares 19 Guam data plans from 2 providers, starting at $4.79. Plans activate instantly, connect to local networks with no roaming fees, and can be installed before you travel and switched on the moment you arrive. Use the plan comparison table below to sort all 19 plans side by side by price, data allowance, validity, or price per GB.

19 plans for Guam
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Best value
Local eSIM ยท 3G/4G/5G

Guam eSIM 10GB/Day

Data
10 GB
Validity
1 Days
Speed
3G/4G/5G
Top-up
Available
$27.00
$2.70 per GB
Buy now
Best value
Local eSIM ยท 3G/4G/5G

Guam eSIM 10GB Data 30 Days

Data
10 GB
Validity
30 Days
Speed
3G/4G/5G
Top-up
Available
$30.47
$3.05 per GB
Buy now
Best value
Local eSIM ยท 3G/4G/5G

Guam eSIM 20GB Data 30 Days

Data
20 GB
Validity
30 Days
Speed
3G/4G/5G
Top-up
Available
$55.79
$2.79 per GB
Buy now
Local eSIM ยท 3G/4G/5G

Guam eSIM 1GB Data 7 Days

Data
1 GB
Validity
7 Days
Speed
3G/4G/5G
Top-up
Available
$4.79
$4.79 per GB
Buy now
Local eSIM ยท 3G/4G/5G

Guam eSIM 1GB/Day

Data
1 GB
Validity
1 Days
Speed
3G/4G/5G
Top-up
Available
$4.79
$4.79 per GB
Buy now
Local eSIM ยท 3G/4G/5G

Guam eSIM 500MB/Day

Data
500 MB
Validity
1 Days
Speed
3G/4G/5G
Top-up
Available
$5.31
$10.87 per GB
Buy now
Local eSIM ยท 3G/4G/5G

Guam eSIM 2GB/Day

Data
2 GB
Validity
1 Days
Speed
3G/4G/5G
Top-up
Available
$8.41
$4.21 per GB
Buy now
Local eSIM ยท 5G

Guam eSIM Unlimited Data 1 Day

Data
Unlimited
Validity
1 Days
Speed
5G
Top-up
Available
$9.83
Buy now
Local eSIM ยท 3G/4G/5G

Guam eSIM 3GB Data 15 Days

Data
3 GB
Validity
15 Days
Speed
3G/4G/5G
Top-up
Available
$10.22
$3.41 per GB
Buy now
Local eSIM ยท 3G/4G/5G

Guam eSIM 3GB Data 30 Days

Data
3 GB
Validity
30 Days
Speed
3G/4G/5G
Top-up
Available
$10.76
$3.59 per GB
Buy now
Local eSIM ยท 3G/4G/5G

Guam eSIM 3GB/Day

Data
3 GB
Validity
1 Days
Speed
3G/4G/5G
Top-up
Available
$12.11
$4.04 per GB
Buy now
Local eSIM ยท 3G/4G/5G

Guam eSIM 5GB/Day

Data
5 GB
Validity
1 Days
Speed
3G/4G/5G
Top-up
Available
$15.25
$3.05 per GB
Buy now
Local eSIM ยท 3G/4G/5G

Guam eSIM 5GB Data 30 Days

Data
5 GB
Validity
30 Days
Speed
3G/4G/5G
Top-up
Available
$16.01
$3.20 per GB
Buy now
Local eSIM ยท 5G

Guam eSIM 2GB Data 15 Days

Data
2 GB
Validity
15 Days
Speed
5G
Top-up
Available
$27.02
$13.51 per GB
Buy now
Local eSIM ยท 5G

Guam eSIM Unlimited Data 3 Days

Data
Unlimited
Validity
3 Days
Speed
5G
Top-up
Available
$27.07
Buy now
Local eSIM ยท 5G

Guam eSIM Unlimited Data 5 Days

Data
Unlimited
Validity
5 Days
Speed
5G
Top-up
Available
$44.31
Buy now
Local eSIM ยท 5G

Guam eSIM Unlimited Data 7 Days

Data
Unlimited
Validity
7 Days
Speed
5G
Top-up
Available
$61.55
Buy now
Local eSIM ยท 5G

Guam eSIM Unlimited Data 10 Days

Data
Unlimited
Validity
10 Days
Speed
5G
Top-up
Available
$87.41
Buy now
Local eSIM ยท 5G

Guam eSIM Unlimited Data 15 Days

Data
Unlimited
Validity
15 Days
Speed
5G
Top-up
Available
$130.51
Buy now
Dead simple

How to Get Your Guam eSIM

1. Choose a Plan

Compare plans from multiple providers and pick the best one for your trip.

2. Install via QR Code

Scan the QR code from your email or account dashboard to install instantly.

3. Connect on Arrival

Turn on your eSIM when you land. Get online in seconds with no roaming fees.

Reliable coverage

Available Networks in Guam

GTA Wireless
IT&E
Bring your phone

Compatible Devices

Apple

iPhone Air, iPhone 17 Pro Max, iPhone 17 Pro, iPhone 17, iPhone 17e, iPhone 16 Pro Max, iPhone 16 Pro, iPhone 16 Plus

Samsung

Galaxy S26 Ultra, Galaxy S26+, Galaxy S26, Galaxy S25 Ultra, Galaxy S25 Slim, Galaxy S25 Edge, Galaxy S25+, Galaxy S25

Google

Pixel 11 Pro XL, Pixel 11 Pro Fold, Pixel 11 Pro, Pixel 11, Pixel 10 Pro XL, Pixel 10 Pro Fold, Pixel 10 Pro, Pixel 10a

Good to know

Frequently Asked Questions About Guam eSIMs

How does an eSIM work in Guam?
An eSIM in Guam works by connecting to local mobile networks digitally, eliminating the need for a physical SIM card. Once you purchase and activate your eSIM plan, your device will connect to Guam's cellular networks such as GTA TeleGuam, IT&E, or Docomo Pacific, giving you instant access to mobile data. Simply scan the QR code provided after purchase, and you'll be online within minutes of landing.
Is my phone compatible with eSIM for travel to Guam?
Most modern smartphones support eSIM technology, including iPhone XS and newer, Samsung Galaxy S20 and later, and Google Pixel 3 and above. Before purchasing an eSIM for Guam, check your device settings to confirm eSIM capability and ensure your phone is carrier-unlocked. You can usually verify this under your phone's cellular or mobile data settings where an option to add an eSIM plan should appear.
What is the network coverage and data speed like in Guam with an eSIM?
Guam offers reliable 4G LTE coverage across most of the island, with networks like GTA TeleGuam and IT&E providing strong connectivity in popular areas such as Tumon, Hagรฅtรฑa, and Dededo. Data speeds are generally fast enough for streaming, navigation, and video calls. Coverage may be slightly weaker in remote southern jungle areas, but overall, travelers can expect a dependable mobile data experience throughout Guam.
How much can I save using an eSIM in Guam instead of international roaming?
Using a travel eSIM in Guam can save you up to 70-90% compared to international roaming charges from your home carrier. Roaming fees in Guam can quickly add up, especially for data-heavy activities like maps and social media. eSIM data plans for Guam typically start at just a few dollars per gigabyte, making them the most cost-effective way to stay connected while exploring the island.
When should I activate my eSIM for Guam, and how long does it take?
It's recommended to install your eSIM before departing for Guam so you're ready to connect as soon as you arrive. Most eSIM plans activate instantly or within a few minutes after scanning the QR code and selecting the plan in your device settings. Some providers allow you to choose whether the data plan starts immediately upon installation or upon first use in Guam, so check the activation policy before purchasing.
Can I use an eSIM in Guam while keeping my regular phone number active?
Yes, one of the biggest advantages of using an eSIM in Guam is dual SIM functionality, which lets you keep your primary number active for calls and texts while using the eSIM for affordable local data. Simply set your eSIM as the default for mobile data and keep your physical SIM for your home number. This way, you stay reachable on your regular number without incurring expensive roaming data charges while traveling in Guam.
Guam โ€” travel destination photo
Guam โ€” 19 eSIM plans available, from $4.79

Why You Need an eSIM in Guam

Guam is a stunning Pacific island paradise, famous for its turquoise waters, world-class diving, and rich Chamorro culture. Whether you're relaxing on Tumon Bay, exploring historic sites, or shopping in the duty-free malls, staying connected is essential. A Guam eSIM lets you get online the moment you land, without hunting for a local shop or swapping physical SIM cards. You can share photos, navigate with maps, book tours, and stay in touch with family back home—all from a single, easy-to-install digital SIM.

Instead of paying expensive roaming fees from your home carrier, a dedicated Guam data plan gives you affordable, reliable access to mobile internet Guam visitors depend on. It's the smart, modern way to travel.

Mobile Coverage and Connectivity for Tourists

Despite its small size, Guam offers excellent mobile coverage, especially in the main tourist and urban areas. As a U.S. territory, the island benefits from strong 4G LTE and expanding 5G networks. Popular destinations like Tumon, Tamuning, Hagåtña, and Dededo enjoy fast, dependable signals. Coverage remains solid along most main roads and beaches, though signal strength may dip slightly in remote jungle interiors or on the island's less-developed southern coast.

For most travelers, connectivity is reliable enough to stream video, video call, and use ride-sharing or map apps without interruption. A Guam travel SIM in eSIM format ensures you tap into this robust infrastructure right away.

Best Networks and Coverage in Guam

Guam is served by a handful of major mobile operators that provide broad island coverage:

  • GTA – A leading local provider with extensive island-wide coverage and strong 4G/5G in urban zones.
  • IT&E – Offers reliable service across Guam with good data speeds in tourist areas.
  • Docomo Pacific – Popular for its wide reach and consistent performance across residential and commercial districts.

Most quality eSIM providers partner with these top networks to deliver seamless coverage. When choosing your Guam eSIM, look for a plan that connects to the strongest available network in the areas you plan to visit.

How to Buy and Install a Guam eSIM

Getting connected is quick and completely digital. There's no need to wait for shipping or visit a store—your eSIM is delivered instantly by email. Follow these simple steps:

Step 1: Check Compatibility

Make sure your device supports eSIM technology. Most recent smartphones—including iPhone XS and newer, Google Pixel 3 and later, and flagship Samsung Galaxy models—are eSIM-ready.

Step 2: Choose Your Plan

Select a Guam data plan that matches your trip length and data needs, whether it's a short weekend getaway or a two-week vacation.

Step 3: Install Instantly

After purchase, you'll receive a QR code. Simply scan it in your phone's settings (or use one-click activation) to install your Guam travel SIM. No physical SIM required.

Step 4: Activate on Arrival

Turn on your eSIM and enable data roaming for your travel plan when you reach Guam. You'll be online within seconds.

Practical Tips for Staying Connected

Make the most of your mobile internet Guam experience with these tips:

  • At the airport: Install your eSIM before you fly, then activate it as soon as you land at Antonio B. Won Pat International Airport for instant connectivity.
  • In the cities: Enjoy fast, stable data in Tumon, Tamuning, and HagÃ¥tña—perfect for navigation, restaurant reviews, and sharing your adventures.
  • In rural areas: Coverage in the southern villages and jungle trails may be weaker, so download offline maps before venturing off the beaten path.
  • Save on battery: Enable Wi-Fi at your hotel when available to conserve your data allowance and battery life.
  • Buy extra data: If you plan to stream or work remotely, choose a higher-capacity plan or top up easily to avoid running out.

With a Guam eSIM, you'll enjoy hassle-free, affordable connectivity throughout your island getaway—leaving you free to focus on the sun, sand, and unforgettable Pacific views.

Last updated: August 31, 2026

Guam eSIM

From $4.79

Get eSIM from $4.79