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Guam eSIM

Connect on arrival in Guam — local mobile data by QR, instant delivery, and no roaming shock.

Plans from $3.99 · instant QR delivery · 4G/5G
Networks: GTA Wireless (4G), Docomo Pacific (4G)
See Guam plans → Help me choose →

Guam eSIM plans

Prepaid data on local networks. Charged securely in USD — pay by card, Apple/Google Pay, PromptPay or crypto.

Popular Guam eSIMs
Best value
10 GB
1 days · $3.10/GB
$30.99
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1 GB
7 days · $3.99/GB
$3.99
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3 GB
15 days · $3.50/GB
$10.49
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20 GB
30 days · $3.32/GB
$66.49
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Unlimited
Unlimited
1 days
$7.99
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2 GB
1 days · $4.25/GB
$8.49
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Data
Duration
1 GB
7 days · $3.99/GB
$3.99
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2 GB
1 days · $4.25/GB
$8.49
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3 GB
15 days · $3.50/GB
$10.49
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3 GB
30 days · $3.83/GB
$11.49
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3 GB
1 days · $4.33/GB
$12.99
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5 GB
1 days · $3.40/GB
$16.99
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5 GB
30 days · $3.50/GB
$17.49
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10 GB Best value
1 days · $3.10/GB
$30.99
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10 GB
30 days · $3.55/GB
$35.49
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20 GB
30 days · $3.32/GB
$66.49
Get eSIM →
Instant delivery

QR on screen and emailed in seconds.

Secure payment

Stripe & crypto — card data never stored.

Refund guarantee

Didn't activate? We refund or replace.

Real human support

Message us on Telegram or email — answered by a real person.

Staying connected in Guam

Landing in Guam connected is the whole point of a travel eSIM — no kiosk hunt, no registration desk, and no surprise charges from your home carrier. Install it before you fly, land in Guam, and your airova eSIM connects automatically to a fast local 4G/5G network. From that first moment you have data for the things every trip depends on: maps and navigation, ride-hailing and transit apps, restaurant and tour bookings, translation, and instant messaging with hotels and guides — all without a counter queue or a card to swap.

Coverage is strongest across the main cities and tourist areas of Guam, with the usual thinning in remote and rural spots — so cache offline maps before heading off the beaten track. Because Guam sits in the Pacific, a country plan connects you to the strongest local carriers on arrival, and the same eSIM tops up in seconds if your trip runs long. Best of all, the plan only starts counting when you first connect in Guam, so you can install it days early on home Wi-Fi and step off the plane already online.

New to eSIMs? Our step-by-step install guide walks through iPhone and Android, eSIM vs physical SIM explains why it beats the airport kiosk, and how much data you need helps you pick the right plan size for Guam. Keep your home SIM in the phone for bank and verification codes, let the eSIM carry all your data, and you'll travel Guam connected from the moment you land — no roaming bills, no plastic, no stress.

How your Guam eSIM works

No SIM shops, no roaming bills.

1

Buy & pay

Pick a Guam plan and pay in under 2 minutes.

2

Scan the QR

Your eSIM appears instantly and lands in your inbox. Install before you fly.

3

Land & go online

Turn on Data Roaming in Guam — connected on local 4G/5G.

Guam eSIM FAQ

Which areas of Guam are covered?
Your eSIM connects to local networks across the main cities and tourist regions of Guam. Coverage is strongest in populated areas; remote and rural spots can be patchy, so download offline maps for those trips. Check compatibility →
Can I install the Guam eSIM before I travel?
Yes — install it at home on Wi-Fi and it won’t start counting until you first connect to a network in Guam. Buy early and arrive already online. Install guide → · QR code not working? 9 fixes
Do I need to give up my phone number in Guam?
No. Your home SIM stays active for calls and texts, and the Guam eSIM carries your data — so you keep your number and still get local speeds.
Will my phone work with a Guam eSIM?
Most phones from 2018+ support eSIM (iPhone XS+, Pixel 3+, Galaxy S20+) and must be carrier-unlocked. Check our compatibility page before buying.
How do I get my Guam eSIM?
Instantly. After payment a QR code appears on screen and is emailed to you. Scan it in your phone settings — you can install before you fly.
When does the plan start in Guam?
Validity begins when the eSIM first connects to a network in Guam, so you can install it in advance and it won't start counting until you arrive.
Can I keep my phone number?
Yes. Your home SIM stays active for calls and texts; the Guam eSIM is used only for data.
Does it support hotspot / tethering?
It depends on the plan and the local network: many plans allow it, but some local operators limit or block tethering, so we can't guarantee it on every plan. If you need hotspot, message support before you buy and we'll check your destination.
Which mobile networks does the Guam eSIM use?
Plans connect to GTA Wireless (4G), Docomo Pacific (4G). Your phone picks an available network automatically; 4G/5G depends on local coverage.
Is there an unlimited data eSIM for Guam?
Yes. Unlimited plans for Guam have no data cap and no fair-usage limit: you only choose the number of days (1, 3, 5, 7, 10, 15, 20, 30), from $7.99. They are in the “Unlimited” tab above.

Travel-smart reading

Guides to help you pick, install and get the most from your Guam eSIM.

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