eSIM for Guam

Data plans from $5.00. 5 plans available, online in about a minute.

Guam travel destination

SimSIM's eSIM for Guam activates online before you leave — tap to install and your phone connects to local networks the moment you land. No physical SIM, no roaming contract. Plans are valid for 7–30 days and data starts from $5.00.

Plans & pricing for Guam

Available plans

Download the SimSIM app

Scan the code or tap a store below to install SimSIM, then pick your plan in the app.

Prices updated

Coverage & networks

Guam
GTA Wireless4G

FAQ for Guam eSIM

What is an eSIM and how does it work in Guam?

An eSIM is a digital SIM built into your phone. Instead of a physical card, you tap to install and your phone connects to local networks in Guam automatically. No SIM-swapping, no roaming contract — the whole setup takes about a minute online before you travel.

How much does an eSIM for Guam cost?

The cheapest plan is 1GB for 7 days at $5.00. SimSIM has 5 plans for Guam.

Which network will I connect to in Guam?

Plans for Guam run on GTA Wireless.

How long is a Guam eSIM valid?

Guam plans run from 7 to 30 days.

Can I use my regular SIM card and the Guam eSIM at the same time?

Yes. Most modern iPhones and Android phones support Dual SIM — your home number stays active on your physical SIM while the Guam eSIM handles local data. Both lines run simultaneously, so you never miss calls or messages from home.

Will I keep my current phone number when using a Guam eSIM?

Yes. Installing an eSIM for Guam does not replace or change your existing number. Your physical SIM stays active and your home number remains reachable throughout your trip.

Can I top up my Guam eSIM?

Yes — you can add more data to a Guam plan from the app without installing a new eSIM.

Does the Guam eSIM include calls or SMS?

Guam plans are data-only. Use WhatsApp, FaceTime or another app for calls.

Why SimSIM?

One clear price

See the full price before you pay. No surprises on your bill.

Online in about a minute

Tap to install before your trip and connect automatically the moment you land.

Your number stays active

Dual SIM keeps your home line active while you browse on the local network.

190+ destinations

One account, plans for countries and regions worldwide.

Affordable travel data for your next trip

Pick your plan, pay one clear price, and land online in about a minute — low prices, no roaming-bill surprises.