There are more than 180 travel eSIM providers and more than 4, 100 prepaid data plans available for Guam. With a wide variety of options, travelers can easily find an eSIM that suits their needs.

Are there any unlimited data eSIM plans available for Guam?

Yes, several providers offer unlimited data eSIM plans for Guam. Roamify sells unlimited plans for 1 to 30 days ranging from $5.00 to $105.00 USD, with 5G coverage and a note that speeds may be throttled. Earth Esim provides unlimited data for 1 to 15 days with prices between $5.99 and $55.99 USD; this plan includes a maximum speed limit of 1 Mbps and may also be throttled. Airalo offers unlimited plans for 3 to 30 days costing $8.00 to $62.00 USD, with no explicit speed restriction listed. SimBalkan provides unlimited data for 3 to 30 days in the $8.86 to $61.58 USD range, noting that speeds may be throttled. EscapeSIM sells unlimited plans for 4 to 7 days at $21.49 to $32.89 USD, with the possibility of speed throttling. Across these options, the overall price range for unlimited data eSIM plans for Guam falls between $5.00 and $105.00 USD.

What are the major mobile networks available for a travel eSIM in Guam?

Guam is served by several major Mobile Network Operators (MNOs) that provide extensive coverage and services suitable for travel eSIMs:

DOCOMO PACIFIC: A leading telecommunications provider in Guam, offering comprehensive mobile services, including 5G connectivity, and recognized for its extensive network coverage.
GTA (Guam Telephone Authority): One of the largest telecommunications companies in Guam, providing a range of cellular plans and coverage across the island, including 5G services.
IT&E: A well-established provider in Guam, offering cellular plans with competitive pricing and features like unlimited calls and texts, data rollover, and international calling options.

These MNOs own and operate the primary mobile network infrastructure in Guam, ensuring reliable connectivity for travelers using eSIM technology.

Can I get a travel eSIM with a phone number and SMS for Guam?

Travel eSIM plans that include a phone number and SMS for Guam are available from Airalo, GlobaleSIM, Earth Esim, Orange Travel, Roamify, and RedEx eSIM. These plans provide voice and SMS in most cases, with prices ranging from about $8 for Airalo’s 3‑day unlimited offer up to around $90 for RedEx eSIM’s 30‑day plan covering 3 GB per day. Validity periods vary from 3 days to 30 days, and data caps range from unlimited to 10 GB.

Most of these plans use Guam’s local dialing code, either +1‑671 or the broader +1 code, so the phone number is local to Guam. RedEx eSIM also uses +1671, which matches +1‑671. The only plan that does not provide a local Guam number is Orange Travel, which offers a French number with the +33 code. All listed providers include inbound and outbound voice support and SMS functionality, giving travelers a fully functioning local or foreign phone number for use while visiting Guam.

Summarized by AI, Last updated: Oct 6, 2026