5 GB
$16.99
30 days
- Network
- 3G/4G/5G
- Networks
- GTA Wireless
- Activation
- Starts on first connection
Top-up available
Guam eSIM
Prepaid mobile data for Guam. Instant delivery, no roaming charges.
Stay online in Guam without roaming fees. Choose a prepaid data plan from 5 GB to 20 GB, valid 30 days, starting at $16.99. Your QR code is delivered instantly after purchase.
- Instant QR code delivery
- Hotspot / tethering allowed
- Keep your regular number for calls
Guam data plans
10 GB
$44.99
30 days
- Network
- 3G/4G/5G
- Networks
- GTA Wireless
- Activation
- Starts on first connection
Top-up available
20 GB
$89.99
30 days
- Network
- 3G/4G/5G
- Networks
- GTA Wireless
- Activation
- Starts on first connection
Top-up available
Visiting more countries?
The Global eSIM covers 117 countries: 10 GB for $69.99, valid 30 days.
Guam eSIM at a glance
| Price from | $16.99 |
|---|---|
| Plans available | 3 |
| Data options | 5 GB – 20 GB |
| Validity | 30 days |
| Networks | GTA Wireless |
| Network type | 4G/5G |
| Hotspot / tethering | Yes |
| Activation | When you connect at your destination |
| Delivery | Instant, by QR code |
Guam eSIM: frequently asked questions
How much does an eSIM for Guam cost?
Prepaid Guam eSIM plans on Simsiz start at $16.99. Choose from 5 GB to 20 GB, valid 30 days, so you only pay for the data you need.
Which mobile networks does the Guam eSIM use?
The Guam eSIM connects to local networks including GTA Wireless, with 4G/5G coverage. Your phone automatically picks the strongest available network.
Does the Guam eSIM support 5G?
Yes. Selected Guam plans support 5G where the local network offers it, and fall back to 4G/LTE elsewhere.
Can I share data from the Guam eSIM with a hotspot?
Yes. You can use personal hotspot / tethering to share your Guam eSIM data with a laptop or other devices.
When should I install my Guam eSIM?
Install it before you travel while you're on Wi-Fi. Most plans only start counting days when the eSIM first connects to a network in Guam, so installing early doesn't waste validity.
Will I keep my phone number?
Yes. Your regular SIM stays active for calls and SMS while the eSIM handles mobile data, so you can still receive verification codes from your bank.