eSIM Guam
Premium eSIM for Guam. Fairly priced. No SIM swaps.
Data Plans for Guam
All 12 plans have fast network routing
Our Picks for You
Hand-selected based on value, price, and coverage
Most travelers · balanced usage
30 days validity
GTA Wireless
Short trips · light usage
15 days validity
GTA Wireless
Heavy usage · longer stays
30 days validity
GTA Wireless
7 days validity
GTA Wireless
30 days validity
GTA Wireless
30 days validity
GTA Wireless
How It Works
Purchase Before Departure
Buy your eSIM plan before boarding your flight to Guam.
Install the eSIM Profile
Scan the QR code in your phone's settings to install the eSIM profile.
Activate on Arrival
Activate when you arrive in Guam and enable Data Roaming. Your phone will connect automatically.
Tip: Activate your eSIM before landing at Antonio B. Won Pat International Airport — all standard US apps work in Guam and Uber handles airport transfers straightforwardly.
Plans Summary
12 plans
· from
Tip: Most travelers choose 5–10 GB for a 7–10 day trip
Frequently Asked Questions
Does the eSIM cover the entire island?
Yes — Guam is small enough that GTA Wireless provides coverage across all 19 municipalities, the northern wildlife refuges, and all southern villages.
Do US apps like Google Maps and Uber work in Guam?
Yes — as a US territory, all standard US apps work normally. Google Maps has detailed Guam coverage, Uber operates, and Yelp has good restaurant listings.
Is there 5G available in Guam?
GTA Wireless is expanding 5G in Tumon Bay and main commercial areas. Most of the island has reliable 4G LTE.
Is there coverage at the Pacific War National Historical Park?
Yes — Hagåtña and the WWII sites throughout the island have GTA coverage.
Does coverage extend to the southern villages and Umatac Bay?
Yes — GTA covers the southern road including Umatac (site of the 1521 Magellan landing), the Cetti Bay overlook, and Inarajan natural pools.
What's the best navigation app for Guam?
Google Maps is accurate for Guam with good road and business data. Waze also has a local community for traffic updates.
What speeds can I expect in Tumon Bay?
GTA delivers 20–60 Mbps on 4G in Tumon Bay and Tamuning. 5G in key areas provides faster speeds.
What currency and payment options work in Guam?
US dollars are the currency. US credit cards are universally accepted. Japanese yen is also accepted at many tourist businesses in Tumon Bay.
Guam is part of these regional plans
Neighbouring countries
eSIM Guide for Guam
Your eSIM connects to major carriers in Guam:
Available networks: 5G
Guam is a US territory in the Western Pacific and a major destination for Japanese and Korean tourists, with US standards of infrastructure and Japanese-influenced tourism facilities. GTA Wireless provides 4G and expanding 5G coverage across the island. Data is essential for navigating between Tumon Bay's resort strip, historic Hagåtña (Agana), and the southern villages, using standard US apps (Google Maps, Uber, Yelp) that all work normally here.
GTA's 4G covers the entire island comprehensively — Guam is only 548km² and coverage is essentially island-wide. Tumon Bay (the main resort area), Hagåtña, Dededo, Tamuning, and all 19 municipalities have solid connectivity. The Ritidian Point Wildlife Refuge at the northern tip has coverage. Two Lovers Point scenic overlook has coverage.
As a US territory, all standard US apps work without restriction or modification — there is no equivalent to the China situation. US data plans from American carriers also work in Guam (though this eSIM provides GTA local coverage). English is widely spoken alongside Chamorro.
Guam's WWII history sites — the Guam Museum, Pacific War National Historical Park, the Liberation Day route — are interesting and well-documented on Google Maps. The Cetti Bay Overlook on the south of the island and the road to Umatac Bay have coverage throughout.
Guam uses the US dollar. Standard US credit cards are universally accepted. The island is a free port with duty-free shopping. Japan Airlines, United, and Korea Air serve the main airport.