Guam eSIM
Stay connected in Guam from €10.31. Instant eSIM with 5G data, delivered by QR — no physical SIM and no roaming bills.
Networks in Guam
Your eSIM connects automatically to PTI Pacifica Inc. at up to 5G speeds, picking depending on your selected plan, device and location.
Guam data plans
18 plans available · cheapest first, including 12 unlimited.
1 days · 5G · First 1GB/day at full speed, then 500kbps
Buy now7 days · 5G · €15.47/GB
Buy now1 days · 5G · First 2GB/day at full speed, then 2mbps
Buy now15 days · 5G · €14.64/GB
Buy now3 days · 5G · First 1GB/day at full speed, then 500kbps
Buy now30 days · 5G · €13.59/GB
Buy now5 days · 5G · First 1GB/day at full speed, then 500kbps
Buy now30 days · 5G · €13.37/GB
Buy now7 days · 5G · First 1GB/day at full speed, then 500kbps
Buy now3 days · 5G · First 2GB/day at full speed, then 2mbps
Buy now10 days · 5G · First 1GB/day at full speed, then 500kbps
Buy now5 days · 5G · First 2GB/day at full speed, then 2mbps
Buy now30 days · 5G · €12.22/GB
Buy now15 days · 5G · First 1GB/day at full speed, then 500kbps
Buy now7 days · 5G · First 2GB/day at full speed, then 2mbps
Buy now30 days · 5G · €10.95/GB
Buy now10 days · 5G · First 2GB/day at full speed, then 2mbps
Buy now15 days · 5G · First 2GB/day at full speed, then 2mbps
Buy nowWhy travelers choose Roamsim in Guam
- Instant delivery — your Guam eSIM arrives by QR seconds after payment.
- Flat, upfront pricing — no bill shock, no roaming surprises.
- Keep your main number while using local data on a second line.
- 24/7 in-app support from real people, wherever you travel.
Guam eSIM by plan size
Already know how much data you need? Jump straight to it.
Guam eSIM — FAQ
How do I get an eSIM for Guam?
Pick a Guam data plan below, pay by card or crypto, and we deliver your eSIM instantly. Scan the QR code and you're connected in minutes — no physical SIM, no store visit.
Will my phone work with a Guam eSIM?
Most phones from the last few years support eSIM, including iPhone XS and newer, Google Pixel 3+, and recent Samsung Galaxy S/Z models. Your phone must be carrier-unlocked.
Does the Guam eSIM include 5G?
Yes — our Guam plans connect to 5G where the local network supports it, and fall back to 4G/LTE automatically.
Which network will I connect to in Guam?
Our Guam plans use partner networks including PTI Pacifica Inc.. Available networks depend on the selected plan, device and location.
Can I keep my own phone number?
Yes. The eSIM runs as a separate data line, so you keep your main number for calls and texts while using Guam data on the eSIM.
When does my plan start?
Activation rules vary by plan. Check the activation note at checkout before installing your Guam eSIM; some plans start on connection or first data use, while others have different activation rules.
Ready for Guam?
Get connected from €10.31 — installed before you land.