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Guam

Guam eSIM From €4.00

Available eSIM Plans

Top-up available

Guam 1GB 7Days

1 GB Data
7 days validity
€7.00 €4.00
Top-up available

Guam 3GB 15Days

3 GB Data
15 days validity
€17.50 €9.95
Top-up available

Guam 5GB 30Days

5 GB Data
30 days validity
€29.00 €16.35
Top-up available

Guam 10GB 30Days

10 GB Data
30 days validity
€56.50 €32.20
Top-up available

Guam 20GB 30Days

20 GB Data
30 days validity
€105.50 €60.05

How to Activate Your Guam eSIM

  1. 1

    Choose Your Plan

    Browse available data plans for Guam and complete your purchase securely.

  2. 2

    Install the eSIM

    Scan the QR code or use the UpApp to install the eSIM profile on your device.

  3. 3

    Connect & Go

    Enable data roaming when you arrive in Guam and enjoy instant mobile connectivity.

Frequently Asked Questions

How do I activate my UpApp eSIM in Guam?

After purchase, you will receive a QR code. Go to Settings > Mobile Data > Add eSIM and scan the code. Activation takes under 30 seconds. Your eSIM connects automatically to a local partner network when you arrive in Guam.

Which phones support eSIM in Guam?

All iPhone XS and newer models, Samsung Galaxy S21+, Google Pixel 3+ and most modern Android devices support eSIM. Check your device settings for eSIM compatibility.

Can I top up my eSIM plan in Guam?

Yes. Open the UpApp, go to My eSIMs, and select Top Up on your active plan to add more data.

Does my UpApp eSIM work on arrival in Guam?

Yes. Your eSIM connects automatically to a local partner network as soon as you land in Guam. No configuration needed — just make sure data roaming is enabled.