eSIMGuide - Compare Travel eSIM Plans

Updated Sep 2026

Flag of Guam

Compare eSIMs for Guam 2026

Compare 2,193 plans from 46 providers

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esimagora for GuamFlag of Guam17 hours ago

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Which mobile networks you get in Guam

IT&E Wireless is the practical default in Guam: it is named by nearly all providers publishing a local network list and is tied to IT&E Overseas, Inc. GTA Wireless, behind Teleguam Holdings, LLC, is the other named option to seek out when the eSIM’s stated operator matters. The list is short, so the radio choice is largely settled before you pick a plan; the meaningful differences between eSIMs are more likely to sit in allowances and profile terms than in a broad spread of local networks.

  • GTA WirelessBest stated technology: 5G

    Operated by Teleguam Holdings, LLC

    22 of 27 providers

    Bloomy eSIM, Roamix, YonoSIM, eSIMnow, and MicroESIM +17 more

  • IT&E WirelessBest stated technology: 5G

    Operated by IT&E Overseas, Inc

    21 of 27 providers

    Bloomy eSIM, Esimatic, Roamix, eSIMnow, and YonoSIM +16 more

Where your data comes out in Guam

Breakout location is split here: one provider stays in Guam, while others route through Hong Kong, Singapore or the United Kingdom. That makes provider choice decisive: a local breakout gives you a Guam IP, so local banking and government apps should behave normally, whereas an overseas IP may be rejected or show another country. The UK routes are about 12,039 km away and typically add around 195 ms round trip; that means more lag, not slower download speeds. A local banking app may therefore work on one eSIM but refuse a foreign IP on another.

Where each provider breaks out, nearest first. Estimated from distance, not measured.

180 ms
  • AbestESIMAbestESIMFlag of Hong Kong~87 ms
  • Bloomy eSIMBloomy eSIMFlag of Singapore~106 ms
  • RoamixRoamixFlag of Singapore~106 ms
  • RedEx eSIMRedEx eSIMFlag of Singapore~106 ms
  • YonoSIMYonoSIMFlag of Singapore~106 ms
  • eSIMnoweSIMnowFlag of Singapore~106 ms

Guam eSIM prices, month by month

Data has been getting cheaper in Guam: a gigabyte typically goes for $2.84 now, against $4.28 when we started tracking it in December 2025, a fall of 34% across 10 months.

That is well above the $1.62 a gigabyte typically costs across the 229 destinations we track. Guam is one of the pricier places we cover, at 153 of 229 counting from the cheapest, and the gap between the best and worst plan on this page is correspondingly wide. Competition is most of the story. We now compare 2,193 plans for Guam from 46 providers, against 550 in December 2025.

Every figure here is the lower quartile of the plans in our catalogue that month — the cheaper end of what was actually on sale, rather than an average pulled up by a handful of premium plans.

  • Guam$2.84
  • All destinations$1.62
Typical per GB
$2.84down 34% since Dec 2025
Typical per day
$1.93up 29% since Dec 2025
Plans compared
2,193up 1,643 since Dec 2025
Providers
46up 26 since Dec 2025

Change measured since December 2025, our first monthly snapshot.

Show all 10 months
September 2026$2.84up 1% on the previous monthTypical per GB$1.93up 26% on the previous monthTypical per day2,193up 71% on the previous monthPlans46up 20 on the previous monthProviders
August 2026$2.80down 18% on the previous monthTypical per GB$1.53down 11% on the previous monthTypical per day1,285up 25% on the previous monthPlans26up 3 on the previous monthProviders
July 2026$3.40down 11% on the previous monthTypical per GB$1.71down 2% on the previous monthTypical per day1,030down 4% on the previous monthPlans23Providers
June 2026$3.83down 4% on the previous monthTypical per GB$1.75down 8% on the previous monthTypical per day1,077up 11% on the previous monthPlans23Providers
May 2026$4.00Typical per GB$1.91down 1% on the previous monthTypical per day969up 1% on the previous monthPlans23Providers
April 2026$4.00down 2% on the previous monthTypical per GB$1.93up 16% on the previous monthTypical per day962up 26% on the previous monthPlans23up 1 on the previous monthProviders
March 2026$4.10up 9% on the previous monthTypical per GB$1.66down 9% on the previous monthTypical per day761down 13% on the previous monthPlans22up 1 on the previous monthProviders
February 2026$3.75up 9% on the previous monthTypical per GB$1.82up 10% on the previous monthTypical per day871up 42% on the previous monthPlans21Providers
January 2026$3.45down 19% on the previous monthTypical per GB$1.66up 11% on the previous monthTypical per day612up 11% on the previous monthPlans21up 1 on the previous monthProviders
December 2025$4.28Typical per GB$1.50Typical per day550Plans20Providers

Frequently Asked Questions about eSIMs for Guam

How many travel eSIM brands (providers) are available for use in Guam, and how many prepaid data plans are there?

A crowded catalogue of prepaid eSIM plans is available for Guam, with brands including ESIM.DOG, Roamix, iroamly, RedEx eSIM, MicroESIM and AbestESIM. These are travel providers rather than network operators: their plans name IT&E Wireless and GTA Wireless underneath, with IT&E listed ahead of GTA for reach. That makes the brand name a poor shortcut when choosing. The useful differences are how much data each package includes, how long it lasts, and what happens once the allowance is used, as familiar providers can offer packages that do not fit the trip.

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

Travel eSIM providers have listed IT&E Wireless and GTA Wireless as the underlying mobile operators in Guam. That gives you a genuine choice of network, although the provider’s own list usually makes the decision for you rather than letting you select one directly. The operator attached to an eSIM can therefore differ between providers, but it is generally identifiable in the plan’s network details before purchase. These are published operator listings, not a comparison of signal strength or performance in particular parts of the island.

Are there any free data eSIM plans available for Guam?

A zero-cost data option is available, but it is a trial-sized allowance rather than data for a full visit. It is generally tied to creating an account and may be limited to one offer per customer, so it is better suited to getting online briefly on arrival than regular daily use. Guam is a well-covered market, with most major eSIM providers selling plans there; the free option is the exception rather than the norm.

Are there any unlimited data eSIM plans available for Guam?

There is plenty of eSIM choice in Guam, including plans labelled unlimited. That label is only a starting point: providers can allow different amounts of full-speed data, with the slowdown lasting until the next daily reset on some plans or for the rest of the plan on others. Basic messaging may still work afterwards, but video, hotspot use and map loading can become frustrating. Check the reset period and reduced-speed terms before choosing.

Destinations near Guam

Crossing a border from Guam? Compare eSIMs for the countries around it.

Regional eSIMs that cover Guam: Oceania

eSIM Providers for Guam

IT&E Wireless and GTA Wireless are the main stated networks, but the market is not evenly spread: many eSIMs list just one operator, while Roamix lists more distinct networks than any other provider. That difference matters if your route includes places where one network may be weaker. Check both the named operators and the number listed; a multi-network eSIM can provide a fallback on the same trip.

40 providers sell eSIMs for Guam. Open one for its prices, its full plan list and the networks it puts you on here.