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There are over 90 travel eSIM brands available for use in Guam, with over 1600 prepaid data plans. The wide variety of plans makes it easy for travelers to find an eSIM that fits their needs.
Yes, several providers offer unlimited data eSIM plans for Guam. Roamify provides unlimited data for 1 to 30 days at a price from $5.00 to $105.00 USD, allowing tethering and using 4G and 5G networks, though speeds may be throttled after a certain point. Airalo offers unlimited data for 3 to 10 days, priced between $8.00 and $25.00 USD on 4G networks. Airhub sells unlimited plans from 4 to 8 days for $14.50 to $24.50 USD, with speed throttling on 4G and 5G. EscapeSIM provides unlimited data for 4 to 7 days, costing between $20.78 and $32.41 USD, and also throttles speed on 4G. In summary, unlimited plans are available, with prices ranging roughly from $5 to $105 depending on the provider and validity period, and some plans may reduce speed after a certain usage threshold.
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.
Yes, travel eSIM plans that include a phone number and support for voice calls and SMS are available for Guam. Providers such as Airalo and Roamify offer these plans. Airalo’s “Håfa Adai – Unlimited” options give a local Guam number with dialing code +1‑671, allowing inbound and outbound voice and SMS, while Roamify’s Guam eSIM plans use the +1 dialing code, providing inbound and outbound telephony and SMS as well. Prices start around $8 for a 3‑day plan and range up to about $62 for a 30‑day option, with validity periods from 3 days to 30 days.
Summarized by Gen AI. Last updated:



























































































