Guam eSIM
Plans from US$4.86 · instant delivery · activates when you land
An eSIM for Guam from SimKit costs US$4.86–US$81.00 (from 1 GB / 7 days up to 20 GB / 30 days). Plans run on GTA Wireless with 5G where available. You install it with a tap, usually under two minutes, with no physical SIM to swap, and can top up if you run low.
Prices checked July 28, 2026.
Guam eSIM data plans
7 days
15 days
30 days
Tap a data amount for full plan details. Prices update hourly. You’re charged the exact amount shown at checkout.
No risk in buying early. Your plan activates when it first connects in Guam, not when you pay, so you can buy the moment you book your trip. Delivered instantly and installed with a tap, with secure checkout by Stripe. If you can’t get connected, we’ll help you fix it or refund you.
Visiting more countries?
The Global eSIM covers Guam and 132 more destinations. One plan, no swapping at borders.
US$5.85 per GB · best value Global plan
Instant delivery
Your eSIM is ready the moment you pay. Tap to install before you fly.
Keep your number
The eSIM runs alongside your normal SIM. No swapping, no roaming bills.
Top up anytime
Running low mid-trip? Add data to the same eSIM in a couple of taps, right from your account. No app needed.
SimKit offers 6 Guam eSIMs, from 1 GB up to 20 GB of data, valid for 7–30 days. Every plan is delivered instantly, installs with a tap, and activates when you arrive.
Frequently asked questions
How much does an eSIM for Guam cost?
Guam eSIM plans from SimKit range from US$4.86 to US$81.00 depending on how much data and how many days you need. The entry plan is 1 GB for 7 days at US$4.86.
Which networks do Guam eSIMs use?
SimKit Guam eSIMs connect to GTA Wireless, with 5G available where the network supports it. You get the same coverage as a local SIM without swapping anything physical.
Is the Guam eSIM 5G?
Yes. Where Guam's networks offer 5G, SimKit eSIMs use it, falling back to 4G/LTE elsewhere. Speeds depend on your device and local coverage.
How do I install and activate an eSIM for Guam?
After you buy, open your order on the phone you'll travel with and tap the install button, or scan the QR code from another screen. The eSIM is ready in under two minutes. Activate it when you arrive in Guam.
When should I buy an eSIM for Guam?
Any time before you travel. The plan's validity only starts when the eSIM first connects to a network in Guam, so you can buy as soon as you book, install on Wi-Fi at home, and it activates when you land.
Can I top up my Guam eSIM if I run out of data?
Yes. If you run low, you can add more data to the same eSIM in a couple of taps from your account, right in the browser, without buying a new one or changing your number.
Will the eSIM work in my phone?
Most phones from 2018 onward support eSIM (iPhone XS and later, recent Google Pixel and Samsung Galaxy models) and must be carrier-unlocked. If your phone shows an "Add eSIM" option in settings, you're good.
